Qantitative Identifying Method of the Stability Types of Coal Seams[J]. COAL GEOLOGY & EXPLORATION, 1988, 16(1): 32-35.
Citation: Qantitative Identifying Method of the Stability Types of Coal Seams[J]. COAL GEOLOGY & EXPLORATION, 1988, 16(1): 32-35.

Qantitative Identifying Method of the Stability Types of Coal Seams

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