c1 Refereed Journal Article LL 19.2.14 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: •12 months embargo for scientific, technical or medical journals •2 years embargo for social sciences and humanities journals Publisher's Version/PDF: author cannot archive publisher's version/PDF LL 7.4.14. Embargo not requested yet (wait till end of month, 14.4.14-MMM. Requested (Xiao) Accepted v. & Permission, 20.8.14-MMM