%0 Journal Article %A Chen, Qizhi %A Xu, Chuli %A Zou, Baoping %A Luo, Zhanyou %A Xu, Changjie %A Long, Xu %D 2023 %J Computer Modeling in Engineering \& Sciences %@ 1526-1506 %V 135 %N 2 %P 1503--1520 %T Earth Pressure of the Trapdoor Problem Using Three-Dimensional Discrete Element Method %M doi:10.32604/cmes.2022.022823 %U http://www.techscience.com/CMES/v135n2/50166