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The classification of roofs of coal seams on the basis of bed separation resistance : Kidybinski, A In Polish. Przegl. Gorn. V30, N3, Mar. 1974, P151–P157

Book ID: 107896242
Publisher: Elsevier Science
Year: 1974
Tongue: English
Weight: 100 KB
Volume: 11
Category: Article
ISSN: 0148-9062
DOI: 10.1016/0148-9062(74)93176-3

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