1. 2000.Radio Free Europe/Radio Liberty Newsline, 20 October
2. The Enlargement and Integration of the European Union
3. Linz, J. and Stepan, A. 1996.Problems of Democratic Transition and Consolidation: Southern Europe, South America and Post‐Communist Europe, 342Baltimore and London: The Johns Hopkins University Press.
4. Dimitrova, A. 1998. “‘The Role of the European Union in the Process of Democratization in Central and Eastern Europe: Lessons from Bulgaria and Slovakia.’)”. 213University of Limerick. Doctoral Thesis