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Engineering classification of jointed rock masses : Bieniawski, ZT 3F, 7T, 38R. Trans. S. African Instn. Civil Engrs. V15, N12, 1973, P335–344


Publisher
Elsevier Science
Year
1974
Tongue
English
Weight
105 KB
Volume
11
Category
Article
ISSN
0148-9062

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