Shen Y, Sun Y, Li X, Eberhard A, Ernst A. Enhancing Column Generation by a Machine-Learning-Based Pricing Heuristic for Graph Coloring. AAAI [Internet]. 2022 Jun. 28 [cited 2026 May 14];36(9):9926-34. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/21230