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Analiz na stopanskata dejnost i razkrivane na rezervi
Kalinov, Stefan - 1981
Persistent link: https://www.econbiz.de/10002178079
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Stopanskata smetka v nova svetlina
Vladov, Dimo Dimov - 1980
Persistent link: https://www.econbiz.de/10002995457
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Sǔrevnovanie i vutrešno-stopanska smetka
Spasov, Vasil - 1981
Persistent link: https://www.econbiz.de/10002845097
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Uskorjavane vnedrjavaneto na naučno-techničeskite postiženija - osnoven faktor za povišavane na efektivnostta
Anačkova, Vrǔbka Petrova - In: Ikonomičeska misăl 26 (1981) 4, pp. 46-58
Persistent link: https://www.econbiz.de/10001829181
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Intenzifikacija i efektivnost
Jordanov, Todor - 1982
Persistent link: https://www.econbiz.de/10002035350
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Provišavaneto na efektivnostta, strategičesko napravlenie
Bojčeva, Marija - 1980
Persistent link: https://www.econbiz.de/10001934207
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Usăvăršenstvuvane na ikonomičeskija mechanizăm v SSSR, GDR, ČSSR, PNR i UNR
Kirov, Christo - 1987
Persistent link: https://www.econbiz.de/10000763151
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Československo-sovětské vztahy
Univerzita Karlova - Praha - 1.1972 - 18.1989
Persistent link: https://www.econbiz.de/10000353335
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Čechoslovakija i Bălgarija prez vekovete
Gandev, Christo (contributor) - 1963
Persistent link: https://www.econbiz.de/10000679037
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Socialno-ikonomičeskoto razvitie na GDR, Kuba, UNR i ČSSR
Šalamanov, Stojan (contributor) - 1983
Persistent link: https://www.econbiz.de/10000701162