柱式采空区域上行开采煤柱稳定性实验研究
邵小平,刘二帅,蔡小林,等
Experimental study on stability of pillar in upward mining in pillar mined out area
煤炭工程 . 2018, (4): 5 -9 .  DOI: 10.11799/ce201804002