The Fog of Border. The Fragmentation of EU's Border Policies. In: Kaunert C, Léonard S, Pawlak P, editors. European Homeland Security: A European Strategy in the Making? Abingdon: Routledge; 2012. p. 126-44. (Contemporary security studies).
Transatlantic Approaches to Border Reform in the EU's Eastern Neighbourhood - Paradigmatic Synergies and Daily Division (of Labour). In: Pawlak P, editor. The EU-US Security and Justice Agenda in Action. Paris: EU Institute for Security Studies; 2011. p. 79-87. (Chaillot Papers).