Reducing hazards in underground coal mines through the recognition and delineation of coalbed discontinuities caused by ancient channel processes /

Bibliographic Details
Main Author: Kertis, Carla A.
Corporate Author: United States. Bureau of Mines
Format: Government Document Book
Published: [Pittsburgh, Pa.] : U.S. Dept. of the Interior, Bureau of Mines, 1985.
Series:Report of investigations (United States. Bureau of Mines) ; 8987.

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