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Effectiveness of inclined roof bolts in coal mines : Singh, M M US Bureau of Mines report OFR 40–80, July 1978, 115P

Publisher: Elsevier Science
Year: 1981
Tongue: English
Weight: 96 KB
Volume: 18
Category: Article
ISSN: 0148-9062
DOI: 10.1016/0148-9062(81)90714-2

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