category e1 Full written paper- Refereed Proceedings pt.14/6/12. Mention of a paper on Uni of Grenwich site - http://gala.gre.ac.uk/4907/ -Can't locate this as anything other than a reference to a schedule in a conference -MA 24/4/13. Listed in program, and in University of Greenwich IR. no paperwork in VUROPS. released Lyn 23/5/13