Three-dimensional upper bound analysis of slopes subjected to water infiltration using Mohr–Coulomb criterion with tension cut-off - Zheng, Yuesong; Xi, Xiaojuan; Qi, Daokun; Hu, Xin; Nie, Zhibao; Ding, Shijun; Yang, Min; Wang, Wenhui; Xiao, Bo; Tang, Yake; Yuan, Shuai (Applied Geophysics, 2025)