Development of lightweight mine roof supports : USBM OFR...

Development of lightweight mine roof supports : USBM OFR 93-79, Aug 1978, 196P

S.K.R. Iyengar, G.E. Maroney
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Volume:
18
Year:
1981
Language:
english
DOI:
10.1016/0148-9062(81)90423-x
File:
PDF, 93 KB
english, 1981
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