LL 3.3.16.
Blue in Sherpa: Author's Pre-print: 	author cannot archive pre-print (ie pre-refereeing)
Author's Post-print: author cannot archive post-print (ie final draft post-refereeing)
Publisher's Version/PDF: author can archive publisher's version/PDF. 
General Conditions: 
    On institutional repository
    Publisher's version/PDF must be used.
Full-text added, 18.3.16--MMM