Induced Caving Mechanism of Multi-mined-out Areas Layered Orebody and Optimization of Undercut Schemes
CAO Jian-li, TAN Bao-hui, LIU Yang, REN Feng-yu
Journal of Northeastern University Natural Science . 2020, (1): 119 -124 .  DOI: 10.12068/j.issn.1005-3026.2020.01.021