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The effect of climatic fluctuation on the physical environment and conditions of economic development of the Middle Ob' district
Dolgushin, I. Yu., (1969)
Transport development of the Middle Obʹ oil district
Izyumskiy, O. A., (1970)
The Ob ̕will enter the Caspian : the Yenisey-Ob-̕Aral-Caspian water connection and the energy problem
Davydov, Mitrofan, (1972)