Neil WALKER (ed.), Europe's Area of Freedom, Security and Justice , 2004, XIII/2, 89-142, Collected courses of the Academy of European LawCollected Courses of the Academy of European Law, [AEL]
PASTORE, Ferruccio, Visas, Borders, Immigration: Formation, Structure, and Current Evolution of the EU Entry Control System, in Neil WALKER (ed.), Europe's Area of Freedom, Security and Justice , 2004, XIII/2, 89-142, Collected courses of the Academy of European LawCollected Courses of the Academy of European Law, [AEL] - https://hdl.handle.net/1814/2983