Neno Hristov, Ivo Radulov, Petko Iliev, Plamena Andreeva"Prioritization methodology for development of required operational capabilities."NATO RTO SAS-081 Analytical Support to Defence Transformation(2010):
Plamena Andreeva, George Georgiev"Fuzzy Control Based on Cluster Analysis and Dynamic Programming."Information & Security: An International Journal 3(1999):91-107.03.06_Andreeva_Georgiev.pdf