SAJJAD ALI KHAN. The fall of the Soviet Union: The fall of a state or the fall of an ideology . Journal of Political Studies, [S. l.], v. 15, n. 01, p. 81–99, 2009. Disponível em: https://jps.pu.edu.pk/6/article/view/158.. Acesso em: 7 dec. 2025.