Research on Key Roof-Cutting Parameters for Surrounding Rock Stability Control in Gob-Side Entry Retention without Coal Pillars in Karst Mountainous Area. - Liu, Yutao; Guo, Wenhao; Fan, Gangwei; Yu, Wei; Chai, Yujian; Yue, Xin; Han, Xuesen (Applied Sciences (2076-3417), 2024)