Höller, Daniel. “Translating Totally Ordered HTN Planning Problems to Classical Planning Problems Using Regular Approximation of Context-Free Languages”. Proceedings of the International Conference on Automated Planning and Scheduling 31, no. 1 (May 17, 2021): 159-167. Accessed August 17, 2024. https://ojs.aaai.org/index.php/ICAPS/article/view/15958.