1. Bailes, A. J. (2009). The EU and a ‘better world’: What role for the European security and defence policy? International Affairs, 84(11), 115–130.
2. Bergmann, J., & Niemann, A. (2013). Theories of European integration and their contribution to the study of European foreign policy. In Pan-European Conference on International Relations, Warsaw
3. Brattberg, E., & Rhinard, M. (2012). The EU as a global counter-terrorism actor in the making. European Security, 21(4), 557–577.
4. Bretherton, C., & Vögler, J. (2006). The European Union as a global actor. Routledge.
5. Cardwell, P. J. (2013). EU external relations and systems of governance: The CFSP, Euro-Mediterranean partnership and migration. Routledge.