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Gidrologičeskoe rajonirovanie Bolgarii
Penčev, Petr - In: Izvestija Akademii Nauk SSSR / Serija geografičeskaja (1964) 6, pp. 109-116
Persistent link: https://www.econbiz.de/10002627070
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Po vǔprosa za chidroložkoto rajonirane na Bǔlgarija : mit russ. und franz. Résumé: Sur la repartition hydrologique de la Bulgarie
Penčev, Petŭr - In: Izvestija na Geografskija Institut 4 (1959), pp. 85-107
Persistent link: https://www.econbiz.de/10002627080
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Rajonirane na vodnoto stopanstvo n NR Bǔlgarija
Paskalev, Dimitǔr; Ganev, Dobri - In: Ikonomičeska misăl 8 (1963) 4, pp. 62-76
Persistent link: https://www.econbiz.de/10002610788
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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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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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Kǔm pravilno i efektivno razrešavane na vodnostopanskite problemi - Résumé: Marinov, Mintcho: Pour une solution correcte et efficace des problémes de lʹaménagement hydraulique...
Marinov, Minčo - In: Ikonomičeska misăl 4 (1959) 3, pp. 46-57
Persistent link: https://www.econbiz.de/10002448829
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Kompleksnoto izpolzvane na vodnite resursi v ikonomičeskija rajon
Paskalev, Dimitur - In: Ikonomičeska misăl 10 (1965) 9, pp. 40-51
Persistent link: https://www.econbiz.de/10002610759
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Libya : Harnessing desert waters
Bing, Adotey - In: Africa : an internat. business, economic and … (1985) 166, pp. 26-27
Persistent link: https://www.econbiz.de/10001910643
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The problem of water resources in North-West Africa
Drouhin, Georges - In: Reviews of research on arid zone hydrology, (pp. 9-41). 1953
Persistent link: https://www.econbiz.de/10002100379
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Režim reka u krasu Jugoslavije
Dukić, Dušan - In: Cvijićev zbornik : u spomen 100 godišnjice njegovoj …, (pp. 131-147). 1968
Persistent link: https://www.econbiz.de/10002101037