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Cost function in roof-support selection : Fraher R; Haycocks, C Proc 8th Annual Workshop Generic Mineral Technology Center Mine Systems Design and Ground Control, Reno, 5–6 November 1990P109–115. Publ Blacksburg: Virginia Polytechnic Institute and State University, 1990


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

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