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Razvitie na elektrifikacijata v Bŭlgarija : Stamenov, Mitre Al., Emil Andr. Vasilev
Stamenov, Mitre - 1963
Persistent link: https://www.econbiz.de/10002338700
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Energijni iztoňici i ekonomičeska efektivnost na kapitalnite cloženija pri hidroenergijnoto stroitelstvo
Enev, Jordan; Kacarov, Pavel; Rajkov, Rajko - 1966
Persistent link: https://www.econbiz.de/10003108394
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Energiequellen der Volksrepublik Bulgarien
1964
Persistent link: https://www.econbiz.de/10003108411
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Marica-Iztok
Michney, M. - 1963
Persistent link: https://www.econbiz.de/10002482181
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Water construction in Bulgaria
Stamenov, Mitré A. - 1963
Persistent link: https://www.econbiz.de/10002874805
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Die Wasserkräfte Bulgariens
Papantscheff, Christo - In: Wasserwirtschaft : Technik, Forschung, Praxis 51 (1961) 5, pp. 119 ff.
Persistent link: https://www.econbiz.de/10002650474
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Utilisation de l'énergie des ruisseaux dispersés de haute montagne en République Populaire de Bulgarie
Darvarov, P.; Iliev, Sp. - 1977
Persistent link: https://www.econbiz.de/10002051047
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Magyarország vízföldtani atlasza
Schmidt, E. R. (contributor) - 1961
Persistent link: https://www.econbiz.de/10000560582
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Charakterystyka warunków przyrodniczych dorzecza Czarnej Wody i Białej Wody : praca zbiorowa
1962
Persistent link: https://www.econbiz.de/10000618907
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Problema vodoobespečenija Centralʹnogo Kazachstana : <Sbornik statej>
Čokin, Š. Č. (ed.); Kiktenko, V. A. (ed.) - 1960
Persistent link: https://www.econbiz.de/10000622457