c1 Refereed Journal Article, green in Sherpa: Author's Pre-print:   author can archive pre-print (ie pre-refereeing) 
Author's Post-print:  author can archive post-print (ie final draft post-refereeing) Publisher's Version/PDF:   author cannot archive publisher's version/PDF LL 23.4.14 & 18.9.14-MMM, Requested (Damian) Accepted v. & Permission 18.9.14-MMM