Bavarskii︠a︡t geograf i ni︠a︡koĭ vŭprosi na bŭlgarskata istorii︠a︡ ot pŭrvata polovina na IX vek
Published: 1965
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 295
Notes: Reprinted from: Godishnik na Sofiĭskii︠a︡ universitet, t. 58; Filosofsko-istoricheski fakultet, kn. 3 (Istorii︠a︡, 1964).

Summaries in French and Russian.