Article

Jayasooriya, Varuni, Ng, A. W. M ORCID: 0000-0002-7698-9068, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060 and Perera, B. J. C (2020) Optimization of Green Infrastructure Practices in Industrial Areas for Runoff Management: A Review on Issues, Challenges and Opportunities. Water, 12 (4). ISSN 2073-4441

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Ahmed, Khandakar ORCID: 0000-0003-1043-2029, Rashid, MM, Sehgal, V, Shahid, S and Perera, B. J. C (2019) Pros and cons of using wavelets in conjunction with genetic programming and generalised linear models in statistical downscaling of precipitation. Theoretical and Applied Climatology. ISSN 0177-798X

Jayasooriya, Varuni, Ng, A. W. M ORCID: 0000-0002-7698-9068, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060 and Perera, B. J. C (2019) Multi Criteria Decision Making in Selecting Stormwater Management Green Infrastructure for Industrial Areas Part 1: Stakeholder Preference Elicitation. Water Resources Management, 33 (2). pp. 627-639. ISSN 0920-4741

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Ahmed, Khandakar ORCID: 0000-0003-1043-2029, Rashid, MM, Shahid, S and Perera, B. J. C (2018) Statistical downscaling of precipitation using machine learning techniques. Atmospheric Research, 212. 240 - 258. ISSN 0169-8095

Jayasooriya, Varuni, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060, Ng, A. W. M ORCID: 0000-0002-7698-9068 and Perera, B. J. C (2018) Multi Criteria Decision Making in Selecting Stormwater Management Green Infrastructure for Industrial areas Part 2: A Case Study with TOPSIS. Water Resources Management, 32 (13). pp. 4297-4312. ISSN 0920-4741

Inamdar, Prasad Mohanrao, Sharma, Ashok ORCID: 0000-0002-0172-5033, Cook, Stephen ORCID: 0000-0002-9623-7031 and Perera, B. J. C (2018) Evaluation of stormwater harvesting sites using multi criteria decision methodology. Journal of Hydrology, 562. 181 - 192. ISSN 0022-1694

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Ahmed, Khandakar ORCID: 0000-0003-1043-2029, Shahid, S and Perera, B. J. C (2018) Cautionary note on the use of genetic programming in statistical downscaling. International Journal of Climatology, 38 (8). 3449 - 3465. ISSN 0899-8418

Perera, MP, Ng, A. W. M ORCID: 0000-0002-7698-9068, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060, O’Connor, J and Perera, B. J. C (2018) Investigation of water quality in combined recycled water and stormwater systems. Urban Water Journal, 15 (5). pp. 478-487. ISSN 1573-062X

Ashbolt, Stephanie Camille and Perera, B. J. C (2018) Multiobjective optimization of seasonal operating rules for water grids using streamflow forecast information. Journal of Water Resources Planning and Management, 144 (4). 05018003-05018003. ISSN 0733-9496

Sutadian, Arief Dhany, Muttil, Nitin ORCID: 0000-0001-7758-8365, Yilmaz, AG and Perera, B. J. C (2018) Development of a water quality index for rivers in West Java Province, Indonesia. Ecological Indicators, 85. 966 - 982. ISSN 1470-160X

Ashbolt, Stephanie Camille and Perera, B. J. C (2017) Multicriteria analysis to select an optimal operating option for a water grid. Journal of Water Resources Planning and Management, 143 (8). ISSN 0733-9496

Sutadian, Arief Dhany, Muttil, Nitin ORCID: 0000-0001-7758-8365, Yilmaz, Abdullah and Perera, B. J. C (2017) Using the Analytic Hierarchy Process to identify parameter weights for developing a water quality index. Ecological Indicators, 75. 220 - 233. ISSN 1470-160X

Yilmaz, Abdullah, Imteaz, Monzur and Perera, B. J. C (2017) Investigation of non-stationarity of extreme rainfalls and spatial variability of rainfall intensity–frequency–duration relationships: a case study of Victoria, Australia. International Journal of Climatology, 37 (1). 430 - 442. ISSN 0899-8418

Jayasooriya, Varuni, Ng, A. W. M ORCID: 0000-0002-7698-9068, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060 and Perera, B. J. C (2017) Green infrastructure practices for improvement of urban air quality. Urban Forestry and Urban Greening, 21. 34 - 47. ISSN 1618-8667

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636 and Perera, B. J. C (2016) Statistical downscaling of general circulation model outputs to precipitation accounting for non-stationarities in predictor-predictand relationships. PLoS ONE, 11 (12). ISSN 1932-6203

Jayasooriya, Varuni, Ng, A. W. M ORCID: 0000-0002-7698-9068, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060 and Perera, B. J. C (2016) Optimal Sizing of Green Infrastructure Treatment Trains for Stormwater Management. Water Resources Management, 30 (14). 5407 - 5420. ISSN 0920-4741

Juwana, I, Muttil, Nitin ORCID: 0000-0001-7758-8365 and Perera, B. J. C (2016) Application of west Java water sustainability index to three water catchments in west Java, Indonesia. Ecological Indicators, 70. 401 - 408. ISSN 1470-160X

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636 and Perera, B. J. C (2016) Annual statistical downscaling of precipitation and evaporation and monthly disaggregation. Theoretical and Applied Climatology. ISSN 0177-798X

Ashbolt, Stephanie Camille, Maheepala, S and Perera, B. J. C (2016) Using multiobjective optimization to find optimal operating rules for short-term planning of water grids. Journal of Water Resources Planning and Management, 142 (10). 04016033-1. ISSN 0733-9496

Tran, HD, Muttil, Nitin ORCID: 0000-0001-7758-8365 and Perera, B. J. C (2016) Enhancing accuracy of autoregressive time series forecasting with input selection and wavelet transformation. Journal of Hydroinformatics, 18 (5). 791 - 802. ISSN 1464-7141

Juwana, I, Muttil, Nitin ORCID: 0000-0001-7758-8365 and Perera, B. J. C (2016) Uncertainty and sensitivity analysis of West Java Water Sustainability Index - A case study on Citarum catchment in Indonesia. Ecological Indicators, 61 (Part 2). 170 - 178. ISSN 1470-160X

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Ng, A. W. M ORCID: 0000-0002-7698-9068, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060 and Perera, B. J. C (2016) Impact of climate change on urban heat island effect and extreme temperatures: A case-study. Quarterly Journal of the Royal Meteorological Society, 142 (694). 172 - 186. ISSN 0035-9009

Sutadian, Arief Dhany, Muttil, Nitin ORCID: 0000-0001-7758-8365, Yilmaz, AGO and Perera, B. J. C (2016) Development of river water quality indices-a review. Environmental monitoring and assessment, 188 (1). ISSN 0167-6369

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2016) Statistical downscaling of general circulation model outputs to precipitation, evaporation and temperature using a key station approach. Journal of Water and Climate Change, 7 (4). 683 - 707. ISSN 2040-2244

Sachindra, Sachindra, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2015) Potential improvements to statistical downscaling of general circulation model outputs to catchment streamflows with downscaled precipitation and evaporation. Theoretical and Applied Climatology, 122 (1). 159 - 179. ISSN 0177-798X

Yilmaz, Abdullah and Perera, B. J. C (2015) Spatiotemporal Trend Analysis of Extreme Rainfall Events in Victoria, Australia. Water Resources Management, 29 (12). 4465 - 4480. ISSN 0920-4741

Barua, Suchana, Ng, A. W. M ORCID: 0000-0002-7698-9068, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060, Roberts, P and Perera, B. J. C (2015) Modeling water use in schools: A disaggregation approach. Urban Water Journal. ISSN 1573-062X

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2015) Statistical downscaling of general circulation model outputs to evaporation, minimum temperature and maximum temperature using a key-predictand and key-station approach. Journal of Water and Climate Change, 6 (2). 241 - 262. ISSN 2040-2244

Tran, HD, Muttil, Nitin ORCID: 0000-0001-7758-8365 and Perera, B. J. C (2015) Selection of significant input variables for time series forecasting. Environmental Modelling and Software, 64. 156 - 163. ISSN 1364-8152

Yilmaz, Abdullah, Hossain, I and Perera, B. J. C (2014) Effect of climate change and variability on extreme rainfall intensity-frequency-duration relationships: a case study of Melbourne. Hydrology and Earth System Sciences, 18 (10). 4065 - 4076. ISSN 1027-5606

Yilmaz, A. G and Perera, B. J. C (2014) Extreme Rainfall Non-Stationarity Investigation and Intensity-Frequency-Duration Relationship. Journal of Hydrologic Engineering, 19 (6). pp. 1160-1172. ISSN 1943-5584

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2014) Multi-model ensemble approach for statistically downscaling general circulation model outputs to precipitation. Quarterly Journal of the Royal Meteorological Society, 140 (681). pp. 1161-1178. ISSN 1477-870X

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2014) Statistical Downscaling of General Circulation Model Outputs to Precipitation - part 1: calibration and validation. International Journal of Climatology. ISSN 1097-0088

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2014) Statistical Downscaling of General Circulation Model Outputs to Precipitation - part 2: bias-correction and future projections. International Journal of Climatology. ISSN 1097-0088

Ashbolt, Stephanie Camille, Maheepala, Shiroma and Perera, B. J. C (2014) A Framework for Short Term Operational Planning for Water Grids. Water Resources Management, 28 (8). pp. 2367-2380. ISSN 1573-1650

Yilmaz, A. G, Safaet, H, Huang, Fuchun and Perera, B. J. C (2014) Time-Varying Character of Storm Intensity Frequency and Duration Curves. Australian Journal of Water Resources, 18 (1). pp. 15-26. ISSN 1324-1583

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2014) Statistical downscaling of general circulation model outputs to catchment scale hydroclimatic variables: issues, challenges and possible solutions. Journal of Water and Climate Change, 5 (4). pp. 496-525. ISSN 2040-2244

Juwana, I, Muttil, Nitin ORCID: 0000-0001-7758-8365 and Perera, B. J. C (2014) Application of West Java water sustainability index to Citarum catchment in West Java, Indonesia. Water Science and Technology: Water Supply, 14 (6). 1150 - 1159. ISSN 1606-9749

Inamdar, Prasad Mohanrao, Cook, Stephen ORCID: 0000-0002-9623-7031, Sharma, Ashok, Corby, Nigel, O'Connor, James and Perera, B. J. C (2013) A GIS based Screening Tool for Locating and Ranking of Suitable Stormwater Harvesting Sites in Urban Areas. Journal of Environmental Management, 128. pp. 363-370. ISSN 0301-4797 (print), 1095-8630 (online)

Barua, Shishutosh, Muttil, Nitin, Ng, A. W. M and Perera, B. J. C (2013) Rainfall trend and its implications for water resource management within the Yarra River catchment, Australia. Hydrological Processes, 27 (12). pp. 1727-1738. ISSN 0885-6087 (print), 1099-1085 (online)

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2013) Least square support vector and multi-linear regression for statistically downscaling general circulation model outputs to catchment streamflows. International Journal of Climatology, 33 (5). pp. 1087-1106. ISSN 0899-8418,(print), 1097-0088 (online)

King, David Michael and Perera, B. J. C (2013) Morris method of sensitivity analysis applied to assess the importance of input variables on urban water supply yield - a case study. Journal of Hydrology, 477. pp. 17-32. ISSN 0022-1694

Barua, Shishutosh, Ng, A. W. M and Perera, B. J. C (2012) Artificial neural network-based drought forecasting using a nonlinear aggregated drought index. Journal of Hydrologic Engineering, 17 (12). pp. 1408-1413. ISSN 1084-0699 (print) 1943-5584 (online)

Juwana, Iwan, Muttil, Nitin and Perera, B. J. C (2012) Indicator-based water sustainability assessment - a review. Science of the Total Environment, 438. pp. 357-371. ISSN 0048-9697 (print), 1879-1026 (online)

Barua, Shishutosh, Ng, A. W. M and Perera, B. J. C (2012) Drought assessment and forecasting: a case study on the Yarra River catchment in Victoria, Australia. Australian Journal of Water Resources, 15 (2). pp. 95-108. ISSN 1324-1583

Perera, B. J. C, Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Godoy, W. R, Barton, Andrew and Huang, Fuchun (2011) Multi-Objective Planning and Operation of Water Supply Systems Subject to climate change. World Academy of Science, Engineering and technology (60). pp. 571-580. ISSN 2010-3778

Azhar, Aftab H and Perera, B. J. C (2011) Prediction of Rainfall for Short Term Irrigation Planning and Scheduling - Case Study in Victoria, Australia. Journal of Irrigation and Drainage Engineering, 137 (7). pp. 435-445. ISSN 0733-9437 (print), 1943-4774 (online)

Azhar, Aftab H and Perera, B. J. C (2011) Evaluation of Reference Evapotranspiration Estimation Methods under Southeast Australian Conditions. Journal of Irrigation and Drainage Engineering, 137 (5). pp. 268-279. ISSN 0733-9437 (print), 1943-4774 (online)

Barua, Shishutosh, Ng, A. W. M and Perera, B. J. C (2011) Comparative Evaluation of Drought Indexes: A Case Study on the Yarra River Catchment in Australia. Journal of Water Resources Planning and Management, 137 (2). pp. 215-226. ISSN 0733-9496 (print) 1943-5452 (online)

Barua, Shishutosh, Perera, B. J. C, Ng, A. W. M and Tran, D. H (2010) Drought forecasting using an aggregated drought index and artificial neural networks. Journal of water and climate change, 1 (3). pp. 193-206. ISSN 2040-2244

Juwana, Iwan, Perera, B. J. C and Muttil, Nitin (2010) A water sustainability index for West Java - Part 2: refining the conceptual framework using Delphi technique. Water Science and Technology, 62 (7). pp. 1641-1652. ISSN 0273-1223

Juwana, Iwan, Perera, B. J. C and Muttil, Nitin (2010) A water sustainability index for West Java - Part 1: developing the conceptual framework. Water Science and Technology, 62 (7). pp. 1629-1640. ISSN 0273-1223

Tran, Huu Dung, Perera, B. J. C and Ng, A. W. M (2010) Hydraulic Deterioration Models for Storm-Water Drainage Pipes: Ordered Probit versus Probabilistic Neural Network. Journal of Computing in Civil Engineering, 24 (2). pp. 140-150. ISSN 0887-3801

Tran, Huu Dung, Perera, B. J. C and Ng, A. W. M (2010) Markov and Neural Network Models for Prediction of Structural Deterioration of Stormwater Pipe Assets. Journal of Infrastructure Systems, 16 (2). pp. 167-171. ISSN 1076-0342

King, David Michael and Perera, B. J. C (2010) Sensitivity analysis of yield estimate of urban water supply systems. Australian Journal of Water Resources, 14 (2). pp. 141-155. ISSN 1324-1583

Kodikara, Prashanthi Nirmala, Perera, B. J. C and Kularathna, M. D. U. P (2010) Stakeholder Preference Parameter Elicitation and Modelling in Multi-Criteria Decision analysis – A Case Study on Urban water Supply. European Journal of Operational Research, 206. pp. 209-220. ISSN 0377-2217

Goonrey, Carolyn Michelle, Perera, B. J. C, Lechte, Peter, Maheepala, Shiroma and Mitchell, V. Grace (2009) A Technical Decision Making Framework: Stormwater as an Alternative Supply Source. Urban Water Journal , 6 (6). pp. 417-429. ISSN 1573-062X

Tran, H. D, Perera, B. J. C and Ng, A. W. M (2009) Predicting Structural Deterioration Condition of Individual Storm-Water Pipes Using Probabilistic Neural Networks and Multiple Logistic Regression Models. Journal of Water Resources Planning and Management, 135 (6). pp. 553-557. ISSN 0733-9496

Tran, D. H, Perera, B. J. C and Ng, A. W. M (2009) Comparison of Structural Deterioration Models for Stormwater Drainage Pipes. Computer-Aided Civil and Infrastructure Engineering , 24 (2). pp. 145-156. ISSN 1093-9687

Dayaratne, Sunil Thosainge and Perera, B. J. C (2008) Regionalisation of Impervious Area Parameters of Urban Drainage Models. Urban Water Journal, 5 (3). pp. 231-246. ISSN 1573-062X

Tran, Dung H, Ng, A. W. M and Perera, B. J. C (2007) Neural Networks Deterioration Models for Serviceability Condition of Buried Stormwater Pipes. Engineering Applications of Artificial Intelligence, 20 (8). pp. 1144-1151. ISSN 0952-1976

Goonrey, Carolyn Michelle, Lechte, Peter, Maheepala, Shiroma, Mitchell, V. Grace and Perera, B. J. C (2007) Examining the Technical Feasibility of Using Stormwater as an Alternative Supply Source Within an Existing Urban Area - A Case Study. Australian Journal of Water Resources, 11 (1). pp. 13-29. ISSN 1324-1583

Tran, D. H, Ng, A. W. M ORCID: 0000-0002-7698-9068, Perera, B. J. C, Burn, Stewart and Davis, P (2006) Application of Probabilistic Neural Networks in Modelling Structural Deterioration of Stormwater Pipes. Urban Water Journal, 3 (3). pp. 175-184. ISSN 1573-062X

Ng, A. W. M, Perera, B. J. C and Tran, D. H (2006) Improvement of River Water Quality Through a Seasonal Effluent Discharge Program (SEDP). Water, Air, and Soil Pollution, 176 (1-4). pp. 113-137. ISSN 0049-6979 (print) 1573-2932 (online)

Siriwardene, Nilmini Rukma and Perera, B. J. C (2006) Selection of Genetic Algorithm Operators for Urban Drainage Model Parameter Optimisation. Mathematical and Computer Modelling, 44 (5-6). pp. 415-429. ISSN 0895-7177

Azhar, Aftab H and Perera, B. J. C (2006) Modelling Water Uptake by Plants Using Improved Algorithms. Pakistan Journal of Water Resources, 10 (2). pp. 33-42.

Perera, B. J. C, James, B and Kularathna, M. D. U. P (2005) Computer software tool REALM for sustainable water allocation and management. Journal of Environmental Management, 77 (4). pp. 291-300. ISSN 0301-4797 (print), 1095-8630 (online)

Dayaratne, Sunil Thosainge and Perera, B. J. C (2004) Calibration of Urban Stormwater Drainage Models Using Hydrograph Modelling. Urban Water Journal, 1 (4). pp. 283-297. ISSN 1573-062X

Ng, A. W. M and Perera, B. J. C (2003) Selection of genetic algorithm operators for river water quality model calibration. Engineering Applications of Artificial Intelligence, 16 (5-6). pp. 529-541. ISSN 0952-1976

Maheepala, Shiroma and Perera, B. J. C (2003) Climate Change and Reliability of Urban Water Supply. Water Science and Technology, 47 (7-8). pp. 101-108. ISSN 0273-1223

Ibrahimi, Farshad, Perera, B. J. C, Lechte, Peter and Takyi, A. K (2003) Lagoon Effluent Treatment using Grass Filtration. Journal of Environmental Engineering, 129 (11). pp. 1-8. ISSN 1943-7870 (print) 0733-9372 (online)

Maheepala, U. K, Takyi, A. K and Perera, B. J. C (2001) Hydrological Data Monitoring for Urban Stormwater Drainage Systems. Journal of Hydrology, 245 (1-4). pp. 32-47. ISSN 0022-1694

Perera, B. J. C (2000) Evaluation of Post-ARR87 Flood Estimation Inputs for Ungauged Rural Catchments in Victoria. Australian Journal of Water Resources, 4 (2). pp. 99-109. ISSN 1324-1583

Perera, B. J. C and Codner, Gary P (1998) Computational Improvement for Stochastic Dynamic Programming Models of Urban Water Supply Reservoirs. Journal of the American Water Resources Association, 34 (2). pp. 267-278. ISSN 1752-1688

Jolma, Ari, Marchi, Carlo De, Smith, Mark, Perera, B. J. C and Somlyody, Laszlo (1997) StreamPlan : A Support System for Water-Quality Management on a River Basin Scale. Environmental Modelling and Software, 12 (4). pp. 275-284. ISSN 1364-8152 (print) 1873-6726 (online)

Perera, B. J. C (1997) Sub-Surface Runoff from Tile-Drained Agricultural Drains. Agricultural Engineering Australia, 26 (1). pp. 41-51. ISSN 0044-6807

Perera, B. J. C and Codner, Gary P (1996) Reservoir Targets for Urban Water Supply Systems. Journal of Water Resources Planning and Management, 122 (4). pp. 270-279. ISSN 1943-5452

Maheepala, Shiroma and Perera, B. J. C (1996) Monthly Hydrologic Data Generation by Disaggregation. Journal of Hydrology, 178 (1-4). pp. 277-291. ISSN 0022-1694

Perera, B. J. C and Keller, R. J (1994) An Enhanced Quasi Two-Dimensional River and Flood Plain Model. Australian Civil Engineering Transactions, 36 (4). pp. 273-283. ISSN 0819-0259

Peiris, M. S and Perera, B. J. C (1988) On Prediction with Fractionally Differenced ARIMA Models. Journal Of Time Series Analysis, 9 (3). pp. 215-220. ISSN 1467-9892

Perera, B. J. C and Codner, Gary P (1988) A Combined Stochastic Dynamic Programming-Statistical Disaggregation Approach Applied to Multiple Reservoir Systems. Water Resources Management, 2 (3). pp. 153-171. ISSN 1573-1650

Book Section

Das, S. K, Ng, A. W. M ORCID: 0000-0002-7698-9068, Perera, B. J. C and Ahsan, A (2018) Nutrients and Sediment Loads in Water Catchments with Heterogeneous Land Uses. In: Nutrients, Wastewater and Leachate Testing, Risks and Hazards. Ahsan, A, ed. Environmental Science, Engineering and Technology . Nova Science Publishers, New York.

Das, S. K, Ng, A. W. M and Perera, B. J. C (2013) Development of a SWAT model in the Yarra River catchment. In: 20th International Congress on Modelling and Simulation, Adelaide, Australia, 1–6 December 2013. Piantadosi, J, Anderssen, RS and Boland, J, eds. Modelling and Simulation Society of Australia and New Zealand, Canberra, ACT, pp. 2457-2463.

Das, S. K, Ng, A. W. M and Perera, B. J. C (2013) Sensitivity analysis of SWAT model in the Yarra River catchment. In: 20th International Congress on Modelling and Simulation, Adelaide, Australia, 1–6 December 2013. Piantadosi, J, Anderssen, RS and Boland, J, eds. Modelling and Simulation Society of Australia and New Zealand, Canberra, ACT, pp. 1666-1672.

Yilmaz, A. G and Perera, B. J. C (2013) Changes in Intensity-Frequency-Duration Relationship of Heavy Rainfalls at a Station in Melbourne. In: 20th International Congress on Modelling and Simulation, Adelaide, Australia, 1–6 December 2013. Piantadosi, J, Anderssen, RS and Boland, J, eds. Modelling and Simulation Society of Australia and New Zealand, Canberra, A.C.T, pp. 2834-2840.

Barua, Suchana, Ng, A. W. M, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060, Roberts, P, Athuraliya, A, Diamond, N. T and Perera, B. J. C (2012) Modelling non-residential urban water use: case study on two high water use schools in Melbourne. In: Proceedings of the 34th Hydrology & Water Resources Symposium: 19-22 November 2012, Sydney, Australia. Engineers Australia, Barton, A.C.T, pp. 700-707.

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2012) Statistical Downscaling of General Circulation Model Outputs to Precipitation. In: Proceedings of the 34th Hydrology & Water Resources Symposium: 19-22 November 2012, Sydney, Australia. Engineers Australia, Barton, A.C.T, pp. 595-602.

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2012) Issues Associated with Statistical Downscaling of General Circulation Model Outputs: A Discussion. In: Proceedings of the 2nd Practical Responses to Climate Change Conference, ‘Water and Climate: Policy Implementation Challenges’, 1–3 May 2012, Canberra, Australia. Daniell, Katherine A, ed. Engineers Australia, Barton, A. C. T, pp. 98-105.

Muttil, Nitin, Pomroy, Benjamin and Perera, B. J. C (2012) Analysis of Rainfall Patterns over the Yarra River Catchment. In: Proceedings of the 34th Hydrology & Water Resources Symposium: 19-22 November 2012, Sydney, Australia. Engineers Australia, Barton, A.C.T, pp. 493-500.

Inamdar, Prasad Mohanrao, Sharma, Ashok and Perera, B. J. C (2012) Evaluation of Urban Stormwater Harvesting Schemes Using Multi-criteria Assessment. In: Proceedings of the 34th Hydrology & Water Resources Symposium: 19-22 November 2012, Sydney, Australia. Engineers Australia, Barton, A.C.T..

Godoy, W. R, Barton, Andrew and Perera, B. J. C (2012) Multi-Objective Optimisation Method for Water Resources Management: A Multi-Reservoir System Case Study. In: Proceedings of the 34th Hydrology & Water Resources Symposium: 19-22 November 2012, Sydney, Australia. Engineers Australia, Barton, A.C.T..

Tran, Huu Dung, Muttil, Nitin and Perera, B. J. C (2011) Investigation of artificial neural network models for streamflow forecasting. In: MODSIM2011, 19th International Congress on Modelling and Simulation. Chan, F, Marinova, D and Anderssen, RS, eds. Modelling and Simulation Society of Australia and New Zealand, Australia, pp. 1099-1105.

Juwana, Iwan, Muttil, Nitin and Perera, B. J. C (2011) West Java Water Sustainability Index – A Case Study on Citarum Catchment. In: MODSIM2011, 19th International Congress on Modelling and Simulation. Chan, F, Marinova, D and Anderssen, RS, eds. Modelling and Simulation Society of Australia and New Zealand, Canberra, Australia, pp. 2184-2190.

Muttil, Nitin, Shanmugasundram, Sithranjan and Perera, B. J. C (2011) Statistical analysis to detect changes in rainfall patterns over the Yarra River catchment, Australia. In: Proceedings of the International Statistics Conference 2011: contributed papers. Peiris, Shelton, Tilakaratne, Chandima D, Swartz, Tim B., Ganeshalingam, S and Banneheka, Sarath, eds. Applied Statistical Association of Sri Lanka, Colombo, Sri Lanka, pp. 111-121.

Ashbolt, Stephanie Camille, Maheepala, Shiroma and Perera, B. J. C (2011) Towards a Framework for Optimal Operation of Water Grids. In: Proceedings of the 34th IAHR World Congress : 33rd Hydrology and Water Resources Symposium : 10th Conference on Hydraulics in Water Engineering, 26 June - 1 July 2011, Brisbane Australia. Valentine, E. M, Apelt, C. J, Ball, J. E, Chanson, H, Cox, R, Ettema, R, Kuczera, G, Lambert, M, Melville, B. W and Sargison, J. E, eds. Engineers Australia, Barton, A.C.T., pp. 1961-1968.

Das, S. K, Ng, A. W. M and Perera, B. J. C (2011) Assessment of nutrient and sediment loads in the Yarra River Catchment. In: MODSIM2011, 19th International Congress on Modelling and Simulation. Chan, F, Marinova, D and Anderssen, RS, eds. Modelling and Simulation Society of Australia and New Zealand, Australia, pp. 3490-3496.

Godoy, W. R, Barton, Andrew and Perera, B. J. C (2011) A Procedure for Formulation of Multi-Objective Optimisation Problems in Complex Water Resources Systems. In: MODSIM2011, 19th International Congress on Modelling and Simulation. Chan, F, Marinova, D and Anderssen, RS, eds. Modelling and Simulation Society of Australia and New Zealand, Australia, pp. 4029-4035.

Inamdar, Prasad Mohanrao, Cook, Stephen, Sharma, Ashok, Corby, N, O'Connor, J and Perera, B. J. C (2011) Development of a GIS based screening tool for evaluating stormwater harvesting sites in urban areas. In: MODSIM2011, 19th International Congress on Modelling and Simulation. Chan, F, Marinova, D and Anderssen, RS, eds. Modelling and Simulation Society of Australia and New Zealand, Canberra, Australia, pp. 3307-3313.

Dhanapala Arachchige, Sachindra ORCID: 0000-0002-4022-0636, Huang, Fuchun, Barton, Andrew and Perera, B. J. C (2011) Statistical Downscaling of General Circulation Model Outputs to Catchment Streamflows. In: MODSIM2011, 19th International Congress on Modelling and Simulation. Chan, F, Marinova, D and Anderssen, RS, eds. Modelling and Simulation Society of Australia and New Zealand, Australia, pp. 2810-2816.

Gamage, Nilantha, Smakhtin, V and Perera, B. J. C (2011) Estimation of Actual Evapotranspiration using Remote Sensing data. In: MODSIM2011, 19th International Congress on Modelling and Simulation. Chan, F, Marinova, D and Anderssen, RS, eds. Modelling and Simulation Society of Australia and New Zealand, Australia, pp. 3356-3362.

Gamage, Nilantha, Agrawal, R, Smakhtin, V and Perera, B. J. C (2011) An Artificial Neural Network Model for Simulating Streamflow Using Remote Sensing Data. In: Proceedings of the 34th World Congress of the International Association for Hydro-Environment Research and Engineering: 33rd Hydrology and Water Resources Symposium and 10th Conference on Hydraulics in Water Engineering. Valentine, E. M, Apelt, C. J, Ball, J. E, Chanson, H, Cox, R, Ettema, R, Kuczera, G, Lambert, M, Melville, B. W and Sargison, J. E, eds. Engineers Australia, Barton, A.C.T., pp. 1371-1378.

Barua, Shishutosh, Perera, B. J. C, Ng, A. W. M and Tran, D. H (2010) Drought Forecasting Using an Aggregated Drought Index and Artificial Neural Networks. In: Proceedings of IWA World Water Congress and Exhibition, 19–24 September 2010, Montréal Canada. IWA, Montreal. Canada.

Perera, B. J. C, Muttil, Nitin and Hasofer, A. Michael (2009) Climate Corrected Urban Water Use and Estimation of Water Savings. In: Interfacing modelling and simulation with mathematical and computational sciences : 18th IMACS World Congress, MODSIM09, Cairns, Australia 13-17 July 2009 : proceedings. Anderssen, RS, Braddock, RD and Newham, L. T. H, eds. Modelling and Simulation Society of Australia and New Zealand and International Association for Mathematics and Computers in Simulation, Canberra, Australia, pp. 3633-3639.

Barua, Shishutosh, Perera, B. J. C and Ng, A. W. M (2009) A comparative drought assessment of Yarra River Catchment in Victoria, Australia. In: Interfacing modelling and simulation with mathematical and computational sciences: 18th IMACS World Congress, MODSIM09, Cairns, Australia 13-17 July 2009: proceedings. Anderssen, RS, Braddock, RD and Newham, L. T. H, eds. Modelling and Simulation Society of Australia and New Zealand, Canberra, ACT, pp. 3245-3251.

Juwana, Iwan, Perera, B. J. C and Muttil, Nitin (2009) Conceptual framework for the development of West Java water sustainability index. In: Interfacing modelling and simulation with mathematical and computational sciences: 18th IMACS World Congress, MODSIM09, Cairns, Australia 13-17 July 2009: proceedings. Anderssen, RS, Braddock, RD and Newham, L. T. H, eds. Modelling and Simulation Society of Australia and New Zealand, Canberra, A.C.T, pp. 3343-3349.

Barua, Shishutosh, Ng, A. W. M and Perera, B. J. C (2009) Development of an Aggregated Drought Index Using Hydrometeorological Variables. In: Proceedings of Australia's National Water Conference and Exhibition (Ozwater 09), Melbourne, Australia, 16-18 March 2009. Australian Water Association, Artarmon, N.S.W..

Barua, Shishutosh, Perera, B. J. C and Ng, A. W. M (2009) Drought Assessment using Nonlinear Principal Component Analysis. In: Proceedings of H2O 09: 32nd Hydrology and Water Resources Symposium, Newcastle : adapting to change. Willgoose, Garry and Kuczera, George, eds. Engineers Australia, Barton, A.C.T, pp. 1341-1352.

Sheedy, T. J, Stephens, D. A, James, B, Manandhar, U. K and Perera, B. J. C (2009) Enhancements to the Water Resource Modelling Package REALM. In: Proceedings of H₂O09: 32nd Hydrology and Water Resources Symposium, Newcastle: adapting to change 30 November - 3 December 2009, Newcastle, Australia. Engineers Australia, Barton, ACT, pp. 853-864.

Tran, Dung H, Marlow, David, Perera, B. J. C and Ng, A. W. M (2009) Framework for Condition Monitoring of Water Pipes Using In-Situ Sensors. In: Ozwater'09: Melbourne Convention and Exhibition Centre, Melbourne, March 16-18, 2009: Australia's national water conference and exhibition. Australian Water Association, Melbourne, Vic..

Muttil, Nitin, Barua, Shishutosh, Ng, A. W. M and Perera, B. J. C (2009) Spatio-temporal analysis to detect climate changes within the Yarra River catchment. In: Proceedings of Australia's National Water Conference and Exhibition (Ozwater 09), Melbourne, Australia, 16-18 March 2009. Australian Water Association, Artamon, N.S.W.

Juwana, Iwan, Muttil, Nitin and Perera, B. J. C (2009) Application of the Delphi Technique for Development of a Water Sustainability Index for West Java, Indonesia. In: Proceedings of 32nd Hydrology and Water Resources Symposium. Engineers Australia, Barton, A. C. T, pp. 661-672.

Kodikara, P. N, Perera, B. J. C and Kularathna, M. D. U. P (2008) Optimal Operation of Urban Water Supply Systems: A Multi-Objective Approach using the PROMETHEE Method. In: Water and urban development paradigms : towards an integration of engineering, design and management approaches : proceedings of the International Urban Water Conference, Heverlee, Belgium, 15-19 September, 2008, HEVERLEE,. Feyen, Jan, Shannon, Kelly and Neville, Matthew, eds. CRC Press, Boca Raton, Florida, pp. 411-418.

Tran, D. H, Ng, A. W. M and Perera, B. J. C (2008) Prediction Models for Structural Deterioration of Urban Drainage Pipes Using Ordered Probit and Neuro-Fuzzy Techniques. In: Proceedings of Water Down Under 2008: incorporating 31st Hydrology and Water Resources Symposium, and, 4th International Conference on Water Resources and Environment Research, 14-17 April, 2008, Adelaide, Australia. Lambert, Martin, Daniell, Trevor M and Leonard, Michael, eds. Engineers Australia, Modbury, SA, pp. 76-86.

King, David Michael and Perera, B. J. C (2008) Sensitivity of Yield Estimate of Urban Water Supply Systems Under Climate Variability. In: Proceedings of Water Down Under 2008 incorporating 31st Hydrology and Water Resources Symposium, and, 4th International Conference on Water Resources and Environment Research, 14-17 April, 2008, Adelaide, Australia. Lambert, Martin, Leonard, Michael and Daniell, Trevor M, eds. Engineers Australia ; Causal Productions, Modbury, S. A, pp. 1156-1167.

Tran, D. H, Perera, B. J. C and Ng, A. W. M (2008) Prediction models for hydraulic deterioration of stormwater drainage pipes: ordered probit versus neural network. In: IWA World Water Congress and Exhibition: 7-12 September 2008, Vienna. Proceedings and Abstracts. IWA.

Barua, Shishutosh, Quevauviller, Philippe, Ng, A. W. M and Perera, B. J. C (2008) Adaptation of EU Water Framework Directive Principles for Integrated Management of Ganges-Brahmaputra-Meghna River Basin. In: Proceedings of Water Down Under 2008: incorporating 31st Hydrology and Water Resources Symposium, and, 4th International Conference on Water Resources and Environment Research, 14-17 April, 2008, Adelaide, Australia. Lambert, Martin, Daniell, Trevor M and Leonard, Michael, eds. Engineers Australia, Modbury, SA, pp. 2074-2085.

King, David Michael and Perera, B. J. C (2007) Sensitivity Analysis for Evaluating Importance of Variables Used in an Urban water Supply Planning Model. In: MODSIM 2007 International Congress on Modelling and Simulation. Modelling and Simulation Society of Australia and New Zealand, December 2007. Oxley, Les and Kulasiri, Don, eds. Modelling and Simulation Society of Australia and New Zealand, Christchurch, New Zealand, pp. 2768-2774.

Tran, D. H, Perera, B. J. C and Ng, A. W. M (2007) Neural Network Based Prediction Models For Structural Deterioration of Urban Drainage Pipes. In: MODSIM 2007 International Congress on Modelling and Simulation. Modelling and Simulation Society of Australia and New Zealand, December 2007. Oxley, Les and Kulasiri, Don, eds. Modelling and Simulation Society of Australia and New Zealand, Christchurch, pp. 2264-2270.

Hasofer, A. Michael, Perera, B. J. C and King, David Michael (2006) Sensitivity Analysis of Hydrological Models: A Historical Survey. In: 30th Hydrology and Water Resources Symposium 4 - 7 December 2006. Conference Design, Sandy Bay, Tasmania, pp. 241-246.

Goonrey, Carolyn Michelle, Lechte, Peter, Maheepala, Shiroma, Mitchell, V. Grace and Perera, B. J. C (2006) Assessing Technical Feasibility and Financial Costs of Urban Stormwater Use Schemes. In: 30th Hydrology and Water Resources Symposium, 4 - 7 December 2006. Conference Design, Sandy Bay, Tasmania, pp. 369-374.

Kodikara, Prashanthi Nirmala, Perera, B. J. C and Kularathna, M. D. U. P (2006) A Multi-Objective Approach for Evaluating Alternative Operating Rules - A Case Study for the Melbourne Water Supply System. In: 30th Hydrology and Water Resources Symposium 4 - 7 December 2006. Conference Design, Sandy Bay, Tasmania, pp. 223-228.

King, David Michael, Perera, B. J. C and Hasofer, A. Michael (2006) Sensitivity of Input Variables of the Yield Estimate of Urban Water Supply Systems Using the Morris Method. In: 30th Hydrology and Water Resources Symposium, 4-7 December 2006, Launceston, Tas. Conference Design, Sandy Bay, Tasmania, pp. 229-234.

Tran, D. H, Ng, A. W. M and Perera, B. J. C (2006) A Hydraulic Performance Modelling Framework for Urban Stormwater Pipe Infrastructure Systems. In: 30th Hydrology and Water Resources Symposium: past, present and future, Hotel Grand Chancellor, Launceston, 4-7 December 2006. Conference Design, Sandy Bay, TAS, pp. 362-368.

Wang, Jin and Perera, B. J. C (2005) Spatial Analysis of Flood Levels in a Decision Support System. In: 29th Hydrology and Water Resources Symposium capital, 20-23 February 2005, Rydges Lakeside, Canberra. Engineers Australia, Canberra, A.C.T, pp. 348-355.

Ng, A. W. M and Perera, B. J. C (2005) Review of River Water Quality Modeling Software Tools. In: Water Encyclopedia. Keeley, Jack, Lehr, Janet and Kingery, Thomas B, eds. Wiley, New York, pp. 325-331.

Ng, A. W. M and Perera, B. J. C (2005) River Water Quality Calibration. In: Water Encyclopedia. Keeley, Jack, Lehr, Janet and Kingery, Thomas B, eds. Wiley, London, pp. 331-337.

Kodikara, Prashanthi Nirmala, Perera, B. J. C and Kularathna, M. D. U. P (2005) Stakeholder Preference Modelling In Multi-Objective Operation of Urban Water Supply Systems - A Case Study on Melbourne Water Supply System. In: MODSIM05 : International Congress on Modelling and Simulation : advances and applications for management and decision making, Melbourne, 12-15 December : proceedings. Zerger, Andre and Argent, Robert M, eds. Modelling and Simulation Society of Australia and New Zealand, Canberra, A.C.T, pp. 1539-1545.

Maheepala, Shiroma, Snell, Damian G and Perera, B. J. C (2003) Effect of Climate Change on Security of Supply of Benalla Water Supply System. In: About water : 28th International Hydrology and Water Resources Symposium, 10-13 November 2003, Novotel Northbeach, Wollongong, NSW, Australia : symposium proceedings. Boyd, M. J, Ball, J. E, Babister, M. K and Green, J, eds. Institution of Engineers, Australia, Barton, A. C. T, pp. 33-40.

Goonrey, Carolyn Michelle, Lechte, Peter, Maheepala, Shiroma, Mitchell, V. Grace and Perera, B. J. C (2003) A Review of Current Practices in and Impediments to Using Stormwater as an Alternative Supply Source Within Urban Environments. In: About water : 28th International Hydrology and Water Resources Symposium, 10-13 November 2003, Novotel Northbeach, Wollongong, NSW, Australia : symposium proceedings. Institution of Engineers, Australia, Barton, A. C. T, pp. 315-322.

Siriwardene, Nilmini Rukma, Cheung, B. P. M and Perera, B. J. C (2003) Estimation of Soil Infiltration Rates of Urban Catchments. In: 28th International Hydrology and Water Resources Symposium. Boyd, M. J, Ball, J. E, Babister, M. K and Green, J, eds. Institution of Engineers, Australia, Barton, A. C. T, pp. 297-304.

Perera, B. J. C, James, B and Kularathna, M. D. U. P (2003) Computer Software Tool for Sustainable Water Allocation and Management - REALM. In: MODSIM 2003: International Congress on Modelling and Simulation: Proceedings. Post, David A, ed. Uniprint, Perth.

Siriwardene, Nilmini Rukma and Perera, B. J. C (2003) Selection of Genetic Algorithm Operators for Urban Drainage Model Parameter Optimisation. In: MODSIM 2003: International Congress on Modelling and Simulation: Proceedings. Post, David A, ed. Uniprint, Perth.

Maheepala, Shiroma and Perera, B. J. C (2002) Probabilistic Assessment of Climate Change Impact on Water Supply Systems. In: Water Challenge: Balancing the Risks: Hydrology and Water Resources Symposium 2002. Institution of Engineers, Australia, Barton, A. C. T, pp. 557-564.

Maheepala, Shiroma and Perera, B. J. C (2002) Climate Change and Reliability of Urban Water Supply. In: 3rd World Water Congress : integrated water resources management : selected proceedings of the 3rd World Water Congress of the International Water Association, held in Melbourne, Australia 7-12 April 2002. IWA Publishing, London, pp. 101-108.

Ng, A. W. M and Perera, B. J. C (2001) Uncertainty and sensitivity analysis of river water quality model parameters. In: Water Resources Management. Brebbia, C. A, Anagnostopoulos, P, Katsifarakis, K. L and Cheng, A. H-D, eds. Progress in Water Resources (4). WIT Press, Ashurst, pp. 175-184.

Ng, A. W. M and Perera, B. J. C (2001) River water quality modelling - parameter uncertainty, sensitivity and estimation. In: Water Pollution VI: Modelling, Measuring and Prediction. Brebbia, C. A, ed. Progress in Water Resources (3). WIT Press, Southampton.

Ng, A. W. M and Perera, B. J. C (2001) Importance of Genetic Algorithm Operators in River Water Quality Model Parameter Optimisation. In: MODSIM 2001: International Congress on Modelling and Simulation, the Australian National University, Canberra, Australia, 10-13 December 2001: integrating models for natural resources management across disciplines, issues and scales: proceedings. Ghassemi, Fereidoun, ed. Modelling and Simulation Society of Australia and New Zealand (MSSANZ), Canberra, ACT, pp. 1943-1948.

Ng, A. W. M, Takyi, A. K and Perera, B. J. C (1999) Evaluation of water quality management policies for the Yarra River basin. In: Water 99 joint congress : 25th Hydrology and Water Resources Symposium, 2nd International Conference on Water Resources and Environment Research: handbook and proceedings, 6-8 July 1999, Brisbane Convention and Exhibition Centre, Queensland, Australia. Institution of Engineers, Australia, Barton, ACT, pp. 864-869.

Conference or Workshop Item

Muthukumaran, Shobha ORCID: 0000-0002-2660-8060, Jayasooriya, Varuni, Ng, A. W. M ORCID: 0000-0002-7698-9068 and Perera, B. J. C (2015) Sizing of green infrastructure treatment trains for stormwater management. In: 36th Hydrology and Water Resources Symposium (HWRS 2015), 07 December 2015-10 December 2015, Hobart, Tasmania.

Muthukumaran, Shobha ORCID: 0000-0002-2660-8060, Perera, MP, Ng, A. W. M ORCID: 0000-0002-7698-9068, Perera, B. J. C and O Connor, J (2015) Water quality issues and challenges in mixing recycled water with stormwater. In: 21st International Congress on Modelling and Simulation (MODSIM2015), 29 November 2015-04 December 2015, Broadbeach, Queensland.

Sutadian, Arief Dhany, Muttil, Nitin ORCID: 0000-0001-7758-8365, Yilmaz, Abdullah and Perera, B. J. C (2015) Use of exploratory data analysis for cost effective monitoring of water quality data. In: 36th Hydrology and Water Resources Symposium, HWRS 2015, 07 December 2015-10 December 2015, Hobart, Tasmania.

Ashbolt, Stephanie Camille, Maheepala, S and Perera, B. J. C (2015) Optimisation of short-term planning of a water grid using Source. In: 36th Hydrology and Water Resources Symposium (HWRS 2015) - The art and science of water, 07 December 2015-10 December 2015, Hobart.

Godoy, W. R, Barton, Andrew and Perera, B. J. C (2015) A structured procedure for developing sustainable operating plans for complex water resources systems. In: 36th Hydrology and Water Resources Symposium (HWRS 2015) - The art and science of water, 07 December 2015-10 December 2015, Hobart.

Barua, Suchana, Ng, A. W. M, Muthukumaran, Shobha ORCID: 0000-0002-2660-8060, Huang, Fuchun, Roberts, P and Perera, B. J. C (2013) Modeling water use in schools: a comparative study of quarterly and monthly models. In: 20th International Congress on Modelling and Simulation (MODSIM 2013), 01 December 2013-06 December 2013, Adelaide, South Australia.

Das, S. K, Ng, A. W. M, Perera, B. J. C and Adhikary, Sajal Kumar (2013) Effects of climate and landuse activities on water quality in the Yarra River catchment. In: 20th International Congress on Modelling and Simulation (MODSIM 2013), 01 December 2013-06 December 2013, Adelaide, South Australia.

Das, S. K, Ng, A. W. M ORCID: 0000-0002-7698-9068 and Perera, B. J. C (2013) Data Processing for Complex Diffuse Pollution Models. In: 16th International Conference on Diffuse Pollution and Eutrophication, 18-23 August 2013, Beijing, China. (Unpublished)

Das, S. K, Ng, A. W. M ORCID: 0000-0002-7698-9068 and Perera, B. J. C (2013) Use of specific flow regimes in water quality analysis - a case study in the Yarra River catchment, Australia. In: 35th IAHR World Congress, 8 September 2013 - 13 September 2013, Chengdu, China.

King, David Michael and Perera, B. J. C (2012) Use of the Extended Fourier Amplitude Sensitivity Test to Assess the Importance of Input Variables on Urban Water Supply System Yield - A Case Study. In: IWA World Congress on Water, Climate and Energy 2012, 13-18 May, 2102, Dublin, Ireland. (Unpublished)