Safety thickness and dynamic characteristics of rock pillar of uncovering coal at rock cross-cut in Guigala tunnel
XIE Quanmin, YAN Lixiang, ZHOU Shengguo, WANG Zhide, YANG Wendong
China Safety Science Journal . 2021, (7): 56 -62 .  DOI: 10.16265/j.cnki.issn 1003-3033.2021.07.008