c1 Refereed Journal Article pt.16/10/11. 29/3/12 HD. Added: Christos Stathis" signedVUIR pt.18/10/11 & ResPubID19747 & ResPubID20357 from dup., 27.8.12-MMM. 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) 
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