Characterization of natural fractures and in-situ stress in high-steep coal-bearing strata in the Midong area in Xinjiang and influence on engineering - Jiawei WU; Jian ZHANG; Yumin LYU; Yanhe ZHU; Cunwu WANG; Yue ZHANG; Silu CHEN; Jingyu ZI (Meitan kexue jishu, 2025)