Costigan, Sean S., and Todor Tagarev. "Twenty Years of Substantive Impacts on Security and Defense Discourse." Connections: The Quarterly Journal 22, no. 1 (2023): 5-6.
Tagarev, Todor, Lada Roslycky, and Philipp Fluri. "Putin’s Last War: Narratives, Counternarratives, and Early Lessons Learned." Connections: The Quarterly Journal 21, no. 3 (2022): 5-8.
Fluri, Philipp, Tamar Pataraia, and Todor Tagarev. "Leadership in the Defense and Security Sector in the 21st Century." Connections: The Quarterly Journal 21, no. 1 (2022): 5-9.
Costigan, Sean S., and Todor Tagarev. "Countering Crime, Hate Speech, and Disinformation in Cyberspace." Connections: The Quarterly Journal 20, no. 2 (2021): 5-8.
Fluri, Philipp, and Todor Tagarev. "The Concept of Resilience: Security Implications and Implementation Challenges." Connections: The Quarterly Journal 19, no. 3 (2020): 5-12.
Tagarev, Todor. "Balancing Defense and Civil Support Tasks: The Impact of Covid-19 on the Bulgarian Military’s Roles." Connections: The Quarterly Journal 19, no. 2 (2020): 61-76.
Tagarev, Todor. "Theory and Current Practice of Deterrence in International Security." Connections: The Quarterly Journal 18, no. 1 (2019): 5-10.
Tagarev, Todor. "Enabling Factors and Effects of Corruption in the Defense Sector." Connections: The Quarterly Journal 9, no. 3 (2010): 77-88.
Tagarev, Todor, and Gueorgui Stankov. "A Gaming Approach to Enhancing Defense Resource Allocation." Connections: The Quarterly Journal 8, no. 2 (2009): 7-16.
Niemeyer, Klaus, Velizar Shalamanov, and Todor Tagarev. "Institutionalizing Operations Analysis for Security and Defense in Bulgaria." Connections: The Quarterly Journal 7, no. 2 (2008): 45-53.
Tagarev, Todor. "Civilians in Defense Ministries." Connections: The Quarterly Journal 7, no. 2 (2008): 110-117.
Young, Thomas-Durell, and Todor Tagarev. "Planning and Development of Defense Institutions in a Time of Transformation." Connections: The Quarterly Journal 5, no. 1 (2006): 1-3.
Tagarev, Todor. "Introduction to Program-based Defense Resource Management." Connections: The Quarterly Journal 5, no. 1 (2006): 55-69.
Tagarev, Todor. "The Art of Shaping Defense Policy: Scope, Components, Relationships (but no Algorithms)." Connections: The Quarterly Journal 5, no. 1 (2006): 15-34.