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Privatizacija i ekologično ustojčivo ikonomičesko ravnovesie
Vaklinova, Margarita - In: Ikonomičeska misăl 39 (1994) 1, pp. 43-52
Persistent link: https://www.econbiz.de/10001165005
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Sbornik materiali ot Dvustrannata Bălgaro-Rumănska Konferencija "Naučni Problemi na Reka Dunav" : 4 - 7 noemvri 1983, Varna ; 7 - 10 noemvri 1983, Tulča
Zachariev, Ivan (contributor) - Bilateral Bulgarian Romanian Conference Scientific … - 1985
Persistent link: https://www.econbiz.de/10014385403
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Političeskata vlast v stranite săs socialističeska orientacija : metodologičeski problemi
Stojanova, Stanka D. - 1985
Persistent link: https://www.econbiz.de/10000698679
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Svetovnoto stopanstvo se prekrojava
Popov, Nikola - 2003 - 2. preraboteno i dop. izd.
Persistent link: https://www.econbiz.de/10002363528
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Impacts of climate change on winter tourism in Borovets
Mishev, Plamen; Kalojanov, Todor; Močurova, Milkana - In: Ikonomičeski izsledvanija 19 (2010) 2, pp. 98-126
Persistent link: https://www.econbiz.de/10009008919
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Săstojanie i tendencii na klimata v Bălgarija i emisiite na parnikovi gazove ot selʹskoto stopanstvo
Nenova, Radka - 2017
Persistent link: https://www.econbiz.de/10011869401
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Klimat i mikroklimat na Sofija
Blŭskova, Donka (contributor) - 1983
Persistent link: https://www.econbiz.de/10000344509
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Ekologija i obštestvo
Kŭrov, Asen - 1980 - 1. izd
Persistent link: https://www.econbiz.de/10002313170
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Vǔzdejstvie na ekologičeskata kriza vǔrchu kapitalističeskata ikonomika
Cekin, Georgi - In: Ikonomičeska misăl 30 (1985) 2, pp. 88-96
Persistent link: https://www.econbiz.de/10001988073