Forbidden but not forgotten: Lukov March through the lens of Bulgarian national identity - Искра.бг
Bulgarian Military Merit Cross - 1915
Bulgaria - Global Project Against Hate and Extremism
Soviet ZET-1 system for protection against HEAT shells, it consisted of a folding mesh screen mounted on the gun (cope umbrella?) and rotating side skirts. Developed in 1964 but dropped due newer tanks with better armor being developed : r/WorldofTanks
Bulgarian WWII Campaign(starts Sep. 8th 2021, ends March 3d 2022) - Staging Area - KitMaker Network
PDF) THE LAST HUNTER-GATHERERS AND EARLY FARMERS OF THE MIDDLE SOUTHERN BUH RIVER VALLEY (CENTRAL UKRAINE) IN VIII–V MILL. BC
Bulgarian Royal Decorations
Bulgaria (WW2) - Tank Encyclopedia
Carré-Bleicher-Walenty
Bulgaria WW2 - Balkan Military History