Wang, Tong, and Xiangrui Wang. “A Discriminant System for Factors Influencing Coal Demand Based on GDIM-SVM”. Frontiers in Computing and Intelligent Systems 16, no. 2 (April 30, 2026): 12–14. Accessed May 10, 2026. https://drpress.org/ojs/index.php/fcis/article/view/34524.