Title: Granichni voĭski okhranata na dŭrzhavnata granit︠s︡a na Bŭlgarii︠a︡ (1946-1997 g.)
Subjects: Border patrols, History, Police de la frontière, Histoire
Places: Bulgaria, Bulgaria. Bŭlgarska narodna armii︠a︡, Bulgarie
Time periods: 20th century, 20e siècle