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International information. 1942 No. 129. March. The strength of the German army is undermined, its defeat is inevitable. Successful operation of the American fleet Народ
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Proceedings of the USSR Academy of Sciences. A series of geographic and geophysical. T. 9. 1945. № 4 Изд-во Акад. наук СССР Народ
Izvestia of the Assembly of Traffic Engineers.[G.18].1901. [T.21].No. 4 Изд. Собрания инженеров путей сообщения Народ