1. See, for example, Grzegorz Ekiert, “Transitions from State-Socialism in East Central Europe,” States and Social Structures Newsletter, Social Science Research Council, New York, No. 12, Winter.
2. The Collapse of State Socialism. The Case of Poland;Kammski,1991
3. The Evolution of Communism;Kaminski;International Political Science Review,1989
4. Economic Change and Shortageflation under Centrally Planned Economics;Kolodko;Journal of Public Finance and Public Choice,1988
5. Ciekawe zjawisko;Szumanska;Tygodnik Powszechny,1988