Kuroiwa, Ryo, Alexander Shleyfman, Chiara Piacentini, Margarita P. Castro, and J. Christopher Beck. “LM-Cut and Operator Counting Heuristics for Optimal Numeric Planning With Simple Conditions”. Proceedings of the International Conference on Automated Planning and Scheduling 31, no. 1 (May 17, 2021): 210–218. Accessed May 16, 2026. https://ojs.aaai.org/index.php/ICAPS/article/view/15964.