Jansen, Klaus, Alexandra Lassota, Marten Maack, and Tytus Pikies. “Total Completion Time Minimization for Scheduling With Incompatibility Cliques”. Proceedings of the International Conference on Automated Planning and Scheduling 31, no. 1 (May 17, 2021): 192-200. Accessed May 23, 2022. https://ojs.aaai.org/index.php/ICAPS/article/view/15962.