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Diplomatische Beziehungen Bonn-Sofija
Oschlies, Wolf - 1974
Persistent link: https://www.econbiz.de/10000330433
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Zakonomernosti rosta proizvoditelʹnosti truda v uslovijach socializma : referativnyj sbornik
Bradistilov, Dobri (contributor) - 1986
Persistent link: https://www.econbiz.de/10000738401
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Bălgaro-săvetski otnošenija i vrăzki : dokumenti i materiali
Christov, Christo; Zlatev, Zlatko Denev; Zlydnev, Vitalij I. - 1988
Persistent link: https://www.econbiz.de/10000748200
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Rodopski sbornik
Christov, Christo (contributor); Petrov, P. (contributor);  … - 1965
Persistent link: https://www.econbiz.de/10000752327
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Zur Vereinigung von Nord- und Südbulgarien : (6. September 1885)
Christov, Christo - 1985
Persistent link: https://www.econbiz.de/10000703385
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Naučno-techničeskijat progres i usăvăršenstvuvaneto na teritorialnata organizacija na socialističeskoto proizvodstvo
Bradistilov, Dobri - 1989
Persistent link: https://www.econbiz.de/10000781306
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Efektivnost na strukturite na materialno-tekhnicheskata baza
Bradistilov, Dobri (contributor) - 1983
Persistent link: https://www.econbiz.de/10000629633
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Osvobozdenieto na Balgarija i politika na zapadnite darzavi : 1876 - 1878
Christov, Christo - 1968
Persistent link: https://www.econbiz.de/10000608767
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Dokumenti za istorijata na balgarskoto knizovno druzestvo
Christov, Christo (ed.); Mijatev, Petur (contributor);  … - 1958
Persistent link: https://www.econbiz.de/10000609691