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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

✍ Scribed by L. P. Tkachenko; G. G. Sugarenko; B. T. Tupikov


Publisher
Springer
Year
1975
Tongue
English
Weight
178 KB
Volume
11
Category
Article
ISSN
1573-8736

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