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Effective utilization of geological reserves by modern mining methods in Polish copper mining: Butra, J; Pawlak, M Proc 13th World Mining Congress, Improvement of Mine Productivity and Overall Economy by Modern Technology, Stockholm, June 1987V2, P577–583. Publ Rotterdam: A A Balkema, 1987


Publisher
Elsevier Science
Year
1988
Tongue
English
Weight
120 KB
Volume
25
Category
Article
ISSN
0148-9062

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