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 2.5.14 & 20.8.14-MMM, Requested (Kevin) Accepted v. & Permission, 20.8.14-MMM