TY - Journal of Yangtze River Scientific Research Institute A1 - HUANG Jun-guang, ZHANG Shuai T1 - Research on Trajectory of Rockfall Based on Dynamic Finite Element Method Y1 - 2021-11-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 73 EP - 79 VL - 38 IS - 11 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20200720 ER -