* {{cite web |url= http://www.fp-es.org/ |title= Foreign Policy |language= es |dead-url= no |archive-date= Nov 7, 2013 |archive-url= http://arquivo.pt/wayback/20131107081150/http://www.fp-es.org/ }}
* [http://blog.foreignpolicy.com/ ''Passport''] (blog) at Foreign Policy
