Instituto Português de Relações Internacionais e Segurança (IPRIS) Posted on January 29, 2015 by SCG DR Copyright Holders: Instituto Português de Relações Internacionais e Segurança (IPRIS) Self-archiving policy Conditions Accepted version: √ Published version: √ Remarks: The copyright holder allows DR-NTU to self-archive the published version and the accepted version without embargo. (verified by Zhao Yue via email) Verification Date: 28.01.2015