category e1 Full written paper - Refereed Proceedings HERDC/ERA 2009 pt.24/12/10. This section listed in the abstracts (link above). Can't find book of proceedings, and no listing in BIP/LA. Can't find reference to its ISBN (978097412527X). Old conference website http://www.iceer07.vu.edu.au/  wasn't working -MA 3/12/13.  title of book added  Lyn 26/1/14