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Ikonomika i planirane na energijnoto stopanstvo v promišlenostta : metodičeski ukazanija
Rajkov, Georgi I. - 1989
Persistent link: https://www.econbiz.de/10000897332
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Gorivno-energijnite resursi - globalen problem na săvremennostta
Dunov, Ivan - 1985
Persistent link: https://www.econbiz.de/10000716692
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Žilištna politika i ustojčivo razvitie : Bălgarija v konteksta na Evropa
Georgiev, Georgi - 2017
Persistent link: https://www.econbiz.de/10011641568
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Sustainable development : new Bulgaria first in the new world
Penčev, Penčo (agent) - 1993
Persistent link: https://www.econbiz.de/10000913551
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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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Ot opazvane na okolnata sreda kăm ustojčivo razvitie
Kovačev, Asen - In: Statistika / Nacionalen Statističeski Institut 50 (1998) 1, pp. 3-20
Persistent link: https://www.econbiz.de/10001249457
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Različija i ustijčivost v razvitieto na obštinite v Bălgarija za perioda 1996 - 1998 g.
Jankova, Nina - In: Ikonomičeski izsledvanija 11 (2002) 2, pp. 3-19
Persistent link: https://www.econbiz.de/10001776163
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Problemi na ustojčivostta na agrarnija sektor u nas
Pištalov, Nikola - In: Ikonomičeski alternativi (2010) 2, pp. 115-123
Persistent link: https://www.econbiz.de/10003979316