LL 25.2.16. --
Green in Sherpa: Author's Pre-print: author can archive pre-print (ie pre-refereeing)
Author's Post-print: 	green tick  author can archive post-print (ie final draft post-refereeing)
Publisher's Version/PDF: author can archive publisher's version/PDF
General Conditions: Publisher's version/PDF may be used
    Creative Commons Attribution License
    Eligible UK authors may deposit in OpenDepot. --
29.4.16--MMM