• 2 Memorial Library

• 3 Books

• 3 History
• 1 Antiquities
• 1 Slavery
• 1 Spartacus, -71 B.C
• 1 Thracians

• 1 Bulgaria. Komitet za kultura
• 1 Fol, Aleksandŭr
• 1 Institut po trakologii︠a︡ (Bŭlgarska akademii︠a︡ na naukite)
• 1 Okrŭzhen istoricheski muzeĭ--Blagoevgrad
• 1 Symposium Rebus Spartaci Gestis Dedicatum 2050 A. (1977 : Blagoevgrad, Bulgaria)

• 2 Bulgarian
• 2 German
• 1 English
• 1 French
• 1 Italian
• 1 Russian

• 1 Bulgaria
• 1 Rome

• 1 Congresses

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