𝔖 Bobbio Scriptorium
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Effect of the working depth on the span and fracture pattern of the roof : Adashev, KA Shik, VM 2F, 6R. Soviet Min. Sci. V8, N6, 1972, P618–620


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

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