<p class="a"> <span>Concentrated stress transfer mechanism of coal p</span>illar<span>s </span>in shallow-buried closely spaced multi-seam mining

Concentrated stress transfer mechanism of coal pillars in shallow-buried closely spaced multi-seam mining Journal of Mining and Safety Engineering . 2021, (6): 1071 -1080 . DOI: 10.13545/j.cnki.jmse.2020.0540