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Methods of preventing rock fall in the workings of zinc and lead ore mines in the Olkusz region. In protection against rock fall : Symposium. In Russian. 2F. ASSOC. MIN. ENGRS. TECHN. CENTR. MIN. INST. POL. NAT. GROUP, ISRM, KATOWICE, 1973, 19P

โœ Scribed by K. Vitzik;


Publisher
Elsevier Science
Year
1974
Tongue
English
Weight
111 KB
Volume
11
Category
Article
ISSN
0148-9062

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