Ratchev, Valeri, Vesselin Petkov, and Todor Tagarev. "Evolving Security Concepts: The Premium on Governance in the Case of Bulgaria." Information & Security: An International Journal 33, no. 2 (2015): 83-107.

Tagarev, Todor. Challenges of Implementation of National Security Strategies in Transition Democracies from a Governance Perspective In IT4Sec Reports. Sofia: Institute of Information and Communication Technologies, 2012.

Tagarev, Todor. Europe and the Balkans during the Strategic Transformation of the European Union: Implications for Ukraine In CSDM. Sofia: Academy of Sciences and Head of the Centre for Security and Defence Management, 2012.

Tagarev, Todor. Europe and the Balkans during the Strategic Transformation of the European Union: Implications for Ukraine In CSDM Views. Sofia: Centre for Security and Defence Management, 2012.

Tagarev, Todor. Building Integrity and Reducing Corruption in Defence: A Compendium of Best Practices, Edited by Todor Tagarev, Philipp Fluri, Adrian Kendry, Mark Pyman, Simon Lunn and Ashley Thornton. Geneva Centre for the Democratic Control of Armed Forces, 2010.