小窑破坏区残煤综放开采覆岩破坏规律模拟研究#br#
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秦喜文
Simulation investigation on overburden failure law of residual coal fully mechanized top coal caving mining in small coal mining areas
煤炭工程 . 2021, (5): 121 -124 .  DOI: 10.11799/ce202105023