Author initiated. Yellow in Sherpa; Author's pre-print:   author can archive pre-print (ie pre-refereeing)
Author's Post-print: subject to Restrictions below, author can archive post-print (ie final draft post-refereeing)
Restrictions: If signed CTA, only allowed with written permission; 0 to 24 months depending on journal and funding agency requirements  Publisher's Version/PDF: author cannot archive publisher's version/PDF  --MA 19/12/13.