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Rock engineering — an important tool to improve the profitability of mining operations : Wagner, H; Proc SANGORM Symposium on Impact of Rock Engineering on Mining and Tunneling Economics, Welkom, 7–8 October 1991P1–7. Publ SANGORM: Orange Gorve, 1991


Publisher
Elsevier Science
Year
1992
Tongue
English
Weight
119 KB
Volume
29
Category
Article
ISSN
0148-9062

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