^Andrew Geddes,Charles Lees,Andrew Taylor : "The European Union and South East Europe: The Dynamics of Europeanization and multilevel goverance", 2013, روتليدج
^Klaus Liebscher, Josef Christl, Peter Mooslechner, Doris Ritzberger-Grünwald : "European Economic Integration and South-East Europe: Challenges and Prospects", 2005, Edward Elgar Publishing Limited
^Hajdú، Zoltán؛ Illés، Iván؛ Raffay، Zoltán (2007). Southeast-Europe: State Borders, Cross-border Relations, Spatial Structures. HAS Centre for Regional Studies. ص. 3–8. ISBN:978 963 9052 65 9.
^Schnabel، Albrecht (1 يناير 2002). Southeast European Security: Threats, Responses, Challenges. Nova Science Pub Inc. ص. 23. ISBN:9781590330975.