Witzel, Andreas, Jonathan Zvesper, and Ethan Kennerly. “Explicit Knowledge Programming for Computer Games”. Proceedings of the AAAI Conference on Artificial Intelligence and Interactive Digital Entertainment 4, no. 1 (October 22, 2008): 138–143. Accessed May 8, 2026. https://ojs.aaai.org/index.php/AIIDE/article/view/18686.