Tagarev, Todor, and Nickolay Pavlov. "Planning Measures and Capabilities for Protection of Critical Infrastructures." Information & Security: An International Journal 22 (2007): 38-48.

Shalamanov, Velizar, Stefan Hadjitodorov, Todor Tagarev, Nikolay Pavlov, Valentin Stoyanov, Pencho Geneshky, and Stoyan Avramov. "Civil Security: Architectural Approach in Emergency Management Transformation." Information & Security: An International Journal 17 (2005): 75-101.