Foley, Shannon, Caitlin Jackson, Susan Aros, and Anne Marie Baylouny. "NATO and Intermediate Force Capabilities: Why Human Effects Matter." Connections: The Quarterly Journal 21, no. 2 (2022): 123-134.

Shalamanov, Velizar, and Georgi Penchev. "Methodology for Organizational Design of Cyber Research Networks." In DIGILIENCE 2019. Sofia, Bulgaria, 2019.

Ivanova, Yoana. Policies for the Protection of Critical Infrastructure from Cyber Attacks In IT4Sec Reports. Sofia: Institute of Information and Communication Technologies, 2014.

Nickolov, Eugene. "Contemporary Trends in the Development of Information Security and Computer Virology." Information & Security: An International Journal  4 (2000): 60-72.

Penev, Valentine. "Fuzzy Controller for Antitank Wire Guided Missile Simulator  with Direct X SDK." Information & Security: An International Journal  3 (1999): 79-90.