Effects of bed pumice content on lahar erosion: An example from Changbaishan volcano, China - Shengwu Qin; Jiangfeng Lv; Shuangshuang Qiao; Junjun Chen; Jingyu Yao; Feng Wan; Shuaiying Peng; Gohar Rehman; Xiaowei Liu (Engineering Geology, 2024)