Extraction of the remnant coal pillar in regular and irregular shapes: A case study

Yong Chen1, Shuqi Ma1,2, Qijia Cao1
1State Key Laboratory of Coal Resource and Safe Mining, China University of Mining and Technology, Xuzhou, Jiangsu 221008, China
2School of Civil and Environmental Engineering, Nanyang Technological University, Singapore

Tài liệu tham khảo

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