OA - HD 18/1/17. -
Blue in Sherpa: Author's Pre-print: 	question mark  archiving status unclear
Author's Post-print: 	green tick  author can archive post-print (ie final draft post-refereeing)
Publisher's Version/PDF: 	No information  archiving status unknown
General Conditions: 	

    Creative Commons Attribution Non-Commercial No-Derivatives 3.0 Italia License
    On a non-profit server
    Published source must be acknowledged. -
Requested (Sonn), accepted v., 24.1.17-MMM