TY - Journal of Yangtze River Scientific Research Institute A1 - ZHANG Zhi-fei, TANG Wei-min, JIA Hong-biao T1 - Particle Flow Simulation of Direct Shear Test on Rock Mass Containing Discontinuous Joints with Different Roughness Coefficients Y1 - 2020-12-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 126 EP - 132 VL - 37 IS - 12 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20191101 ER -