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Nomogram for determination of individyal support schemes in caved longwall workings : KONOPKO, W In Polish 2F, 1T, 5R PRZEGL. GORN. V29, N11, 9173, P35–39


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

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