冲沟地貌间隔式煤柱下应力分布规律的研究
张付涛,卜永强,魏陆海,等
Study on the Stress Distribution of the Interval Coal Pillar under Gully Landform
煤炭工程 . 2016, (9): 102 -105 .  DOI: 10.11799/ce201609030