![Research on Movement and Deformation Rules of Rock Strata between Coal Seams in Caving Method Upward Mining of Left-Over Coal with Numerical Simulation Method]()
Research on Movement and Deformation Rules of Rock Strata between Coal Seams in Caving Method Upward Mining of Left-Over Coal with Numerical Simulation MethodZhong, Cong Ming; Feng, Guo Rui; Liu, Hong Fu; Zheng, Jing · Applied Mechanics and Materials · 2011