HD 16/5/18. --
Green in Sherpa: Author's Pre-print: 	green tick  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: 	cross  author cannot archive publisher's version/PDF
General Conditions: 	

    On author's personal website, employer's website, institutional repository, non-commercial subject repository, and Scholarly Collaboration Networks that have signed up to the Voluntary STM Sharing Principles
    Author's pre-print must not have its copyright assigned to pre-print server
    Authors must inform editor of pre-print deposit
    Author's pre-print must be updated with set statement once accepted
    Author's post-print can be deposited upon publication
    Must link to publisher version with DOI
    Published source must be acknowledged with citation
    Publisher's version/PDF cannot be used. --
Accepted v. requested, 28.5.18-MMM