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Ground control investigations for assessment of roof conditions in coal mines : Bieniawski, Z T; Newman, D A Proc 21st US Symposium on Rock Mechanics, Rolla, Missouri, 28–30 May 1980, P691–700

✍ Scribed by Bieniawski, Z. T. (author);Rafia, F. (author);Newman, D. A. (author)

Publisher: American Rock Mechanics Association (ARMA)
Year: 1981
Tongue: English
Weight: 110 KB
Volume: 18
Category: Article
ISSN: 0148-9062
DOI: 10.1016/0148-9062(81)90139-x

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