Winkler, Theodore. "Managing Change. The Reform and Democratic Control of the Security Sector and International Order." In Security Sector Reform: Institutions, Society and Good Governance. Baden-Baden: Nomos, 2003.
Carothers, Thomas. Aiding Democracy Abroad. Washington, D.C.: Carnegie Endowment for International Peace, 1999.
Asmus, Ronald, and Bruce Jackson. "The Black Sea and the Frontiers of Freedom." Policy Review (2004).
Jolicoeur, Pierre. "L’Union européenne et l’otan face à l’implication de la Russie dans les conflits gelés: Deux voies divergentes." Érudit 40, no. 4 (2009): 545-566.
Zulean, Marian. Social Science for Public Policy. Vol. Habilitation Dissertation. University of Bucharest, 2012.
Voicu, Malina, Kseniya Kizilova, and Marian Zulean. Social Values and Identities in the Black Sea Region. Lexingtonр Lanham, 2023.