Improvement of production schemes for constructing protective layers in mining gently sloping deposits
V. I. Korotkikh, A. P. Tapsiev, V. A. Red’kin, I. S. SelyaevVolume:
26
Language:
english
Pages:
5
DOI:
10.1007/bf02499730
Date:
May, 1990
File:
PDF, 411 KB
english, 1990