上湾煤矿近距离煤层开采过煤柱矿压规律研究
刘刚领,朱卫兵,佘永明, 沙猛猛,张文波
Study on rock pressure theory of crossing upper coal pillar in close distance seams in Shangwan coal mine
煤炭工程 . 2017, (4): 74 -76 .  DOI: 10.11799/ce201704023