Fracture propagation law and sensitive factors analysis of layer-penetrating fracturing in the horizontal well within roof strata of broken-soft coal seam

Fracture propagation law and sensitive factors analysis of layer-penetrating fracturing in the horizontal well within roof strata of broken-soft coal seam Journal of Mining and Safety Engineering . 2023, (2): 420 -428 . DOI: 10.13545/j.cnki.jmse.2021.0643