Aleksandar Dimov, Gueorgui Stankov, Todor Tagarev"Using Architectural Models to Identify Opportunities for Improvement of Acquisition Management."Information & Security: An International Journal23,no. 2(2009):188-203.23.15_Dimov_Stankov_Tagarev_0.pdf
Zhivko Zhivkov"Information Technologies in the Command and Control System of the Gendarmerie."Information & Security: An International Journal16(2005):13-21.16.02_Zhivkov.pdf