Kletzander, Lucas, Nysret Musliu, and Pascal Van Hentenryck. “Branch and Price for Bus Driver Scheduling With Complex Break Constraints”. Proceedings of the AAAI Conference on Artificial Intelligence 35, no. 13 (May 18, 2021): 11853-11861. Accessed April 19, 2024. https://ojs.aaai.org/index.php/AAAI/article/view/17408.