SHEN, Yunzhuang; SUN, Yuan; LI, Xiaodong; EBERHARD, Andrew; ERNST, Andreas. Enhancing Column Generation by a Machine-Learning-Based Pricing Heuristic for Graph Coloring. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 36, n. 9, p. 9926–9934, 2022. DOI: 10.1609/aaai.v36i9.21230. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/21230. Acesso em: 14 may. 2026.