采煤沉陷区地面塌陷原因及塌陷坑附近房屋居住安全分析
刘贵
Causes of Ground Collapse in Coal Mining Subsidence Area and Residential Safety Analysis of Buildings Near Collapse Pit
煤炭工程 . 2019, (8): 145 -148 .  DOI: 10.11799/ce201908033