Title: Kratka istorii︠a︡ na Bŭlgarii︠a︡ /
Authors: Angelov, Dimitŭr Simeonov; Institut za bŭlgarska istorii︠a︡ (Bŭlgarska akademii︠a︡ na naukite)
Publisher: Nauka i izkustvo,
Year: 1958
Subjects: Bulgaria History.