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Nacional'naja mineral'no-syr'evaja bezopasnost' Rossii / Aleksandr Evgorovič Vorob'ev; Grigorij Armemovič Balychin; Vitalij Ivanovič Komaščenko
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Proceedings of the International Seminar on Mineral Processing Technology / organised by Indian Insitute of Science; Indian Bureau of Mines ... Editors: S. Subramanian ...
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Outlines of the geology of Japan / comp. by the officials of the Imperial Geological Survey of Japan
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