Economic importance of diverting the flow of Northern rivers into the Volga and Kama.
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Format: | Texto biblioteca |
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1958
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Subjects: | RIVERS, FLUID FLOW, WATER SUPPLY, ECONOMIC SITUATION, WATER MANAGEMENT, COURS D'EAU, ECOULEMENT DE FLUIDE, APPROVISIONNEMENT EN EAU, SITUATION ECONOMIQUE, CURSOS DE AGUA, FLUJO, ABASTECIMIENTO DE AGUA, SITUACION ECONOMICA, GESTION DES EAUX, ORDENACION DE AGUAS, |
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