Kissmann, Peter, and Stefan Edelkamp. “Layer-Abstraction for Symbolically Solving General Two-Player Games”. Proceedings of the International Symposium on Combinatorial Search 1, no. 1 (August 25, 2010): 63–70. Accessed May 26, 2026. https://ojs.aaai.org/index.php/SOCS/article/view/18170.