Björnsson, Yngvi, and Kári Halldórsson. “Improved Heuristics for Optimal Pathfinding on Game Maps”. Proceedings of the AAAI Conference on Artificial Intelligence and Interactive Digital Entertainment 2, no. 1 (September 29, 2021): 9-14. Accessed April 20, 2024. https://ojs.aaai.org/index.php/AIIDE/article/view/18740.