Rock slope kinematic analysis for planar failure: A probabilistic approach Ibnu Rusydy, Mulkal Mulkal, Haqul Baramsyah, Hendri Ahmadian, Hamzah Hussin, Nafisah Al-Huda and Marwan Marwan E3S Web Conf., 340 (2022) 01017 Published online: 25 January 2022 DOI: 10.1051/e3sconf/202234001017