Mining systems adjusted to high rock pressure conditions : proc. of the 9th Plenary Scientific Session of the Intl. Bureau of Strata Mechanics, World Miniing Congress, Varna, 18-21 June, 1985 - Plenary Scientific Session of the International Bureau of Rock Mechanics, World Mining Congress 1981: Katowice) (Rotterdam : A. A. Balkema, 1985)
Includes bibliographies
engger
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Keywords: Mining engineering -- Congresses; Rock mechanics -- Congresses