c1 Refereed Journal Article, Dr Peng Shi signed VUIR pt.16/10/11. 16/12/11 RD. GREEN in Sherpa; author can archive pre-print and can archive post-print. But cannot archive publisher's version/PDF 30/5/12 HD. Added from dup: ResPubID24788, 2.11.12-MMM. HERDC documentation added to dark upload - HD 5/6/20