category c1 Refereed Journal Article pt.15/6/12, author - Matthew Lamb signed VUIR pt.15/6/12. Sherpa cited "This is a RoMEO ungraded journal" 28/6/12 HD. White in OakList: archiving not formally supported, Subject to restrictions below, author CAN archive preprint (i.e. submitted version - pre-referring)or Subject to restrictions below, author CAN archive postprint (ie accepted version - post refereeing), Author CANNOT archive publisher version Restrictions : Permission must be gained from publisher to use postprint Permission must be gained from publisher to use preprint. E-mail sent to Matthew for Publisher permission, 19.7.12-MMM. HERDC documentation added to dark upload - HD 20/7/20