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The Ob ̕will enter the Caspian : the Yenisey-Ob-̕Aral-Caspian water connection and the energy problem
Davydov, Mitrofan, (1972)
Pay us a visit, rivers of Siberia
Chokin, Sh., (1972)
Malye reki
Koronkevič, Nikolaj Ivanovič, (1981)
The role of river transport in the development and location of productive forces in the Eastern regions of the USSR
Krasheninnikov, V. G., (1973)