Tagarev, Todor, and George Sharkov. Computationally intensive functions in designing and operating distributed cyber secure and resilient systems In 20th International Conference on Computer Systems and Technologies, CompSysTech 2019. Vol. ACM International Conference Proceeding Series. Bulgaria: University of RuseRuse, 2019.

Tagarev, Todor, and Dimitrina Polimirova. Main considerations in elaborating organizational information security policies In 20th International Conference on Computer Systems and Technologies, CompSysTech 2019. Vol. ACM International Conference Proceeding Series. Bulgaria: University of RuseRuse, 2019.