浅埋煤层大采高工作面顶板破断角实测研究
贺雁鹏,黄庆享,王碧清,苗彦平,李军
Field-measurement study on roof breaking angle of working face with large mining height in shallow coal seam
采矿与安全工程学报 . 2019, (4): 746 -752 .