Mine roof support
1974 ◽
Vol 11
(11)
◽
pp. A227
1990 ◽
Vol 27
(5)
◽
pp. 316
Keyword(s):
1989 ◽
Vol 26
(2)
◽
pp. 80
Keyword(s):
1990 ◽
Vol 27
(3)
◽
pp. A191
Keyword(s):
2013 ◽
Vol 122
(4)
◽
pp. 243-249
◽
Keyword(s):