Sun, Yong, Xingsheng Li, and Hua Guo. “Estimation of the Maximum Angular Position for Cutting Roof Rock Material”. Archives of Advanced Engineering Science 3, no. 2 (July 31, 2024): 67–72. Accessed May 14, 2025. https://ojs.bonviewpress.com/index.php/AAES/article/view/2859.