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Some design and construction considerations for large permanent underground openings at shallow depths. Report. In advances in rock mechanics, VI, part B : Proc.3rd congress int.soc.rock mech.Sept.1974,Denver, USA,nat.acad.sci.VI,part B,1974,P1507–1517 Brekke T.L., Lang T.A., Kendorski F.S.


Publisher
Elsevier Science
Year
1975
Tongue
English
Weight
113 KB
Volume
12
Category
Article
ISSN
0148-9062

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