Gornoe delo. Zhurnal Gornogo Soveta Vysshego Soveta Narodnogo Khozyaystva. T. II. #. 1-5. – Moskva: 1921 g. 244 s. il. 33,5x26 sm./Mining. Journal of the Mining Council of the Supreme Council of the Peoples Economy. Vol. II. #. 1-5. Moscow: 1921. 244 p. 33,5x26 sm. - landofmagazines.com

TransliterationGornoe delo. Zhurnal Gornogo Soveta Vysshego Soveta Narodnogo Khozyaystva. T. II. #. 1-5. – Moskva: 1921 g. 244 s. il. 33,5x26 sm.

In EnglishMining. Journal of the Mining Council of the Supreme Council of the Peoples Economy. Vol. II. #. 1-5. Moscow: 1921. 244 p. 33,5x26 sm.

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