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The effect of increased support resistance on the displacements of the periphery of an extraction drift in the Mel’nikov pit of the Pervomaiskugol’ group
L. P. Tkachenko, G. G. Sugarenko, B. T. TupikovVolume:
11
Language:
english
Pages:
3
DOI:
10.1007/bf02499383
Date:
September, 1975
File:
PDF, 178 KB
english, 1975