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Dokumenti za istorijata na Bǔlgarskata Akademija na Naukite
Mijatev, Petŭr; Koen, David; Antova, Cvetana; … - 19XX
Persistent link: https://www.econbiz.de/10003112482
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1911-1944
Mijatev, Petŭr; Koen, David; Antova, Cvetana; … - 1974
Persistent link: https://www.econbiz.de/10003112486
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Sociologijata kato nauka : Bŭlg. Akad. na naukite. Inst. po sociologija
Ošavkov, Živko - 1970
Persistent link: https://www.econbiz.de/10002321234
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Fizikogeografsko i ikonomgeografsko rajonirane na Bǔlgarija
Gǔlǔbov, Ž. (contributor) - 1975
Persistent link: https://www.econbiz.de/10003218321
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Proučvane organizacijata na mlekoproizvoditelnite fermi v rajona na Sofija
Najdenov, Ivan - 1960
Persistent link: https://www.econbiz.de/10002564062
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Bjuletin za zaštiteni disertacii
1970
Persistent link: https://www.econbiz.de/10003093394
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1 Dekemvri 1968-Dekemvri 1969
1970
Persistent link: https://www.econbiz.de/10003093411