An Innovative Method for Placement of Gangue Backfilling Material in Steep Underground Coal Mines
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Yunliang Tan | Abbas Taheri | Yue Qiu | A. Taheri | Yun-liang Tan | Yue Qiu | Yubao Zhang | Yubao Zhang | Yanchun Yin | Tongbin Zhao | Yuan Jing | Y. Yin | Tong Zhao | Yuan Jing
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