Steinmetz, Marcel, and Joerg Hoffmann. “Towards Clause-Learning State Space Search: Learning to Recognize Dead-Ends”. Proceedings of the AAAI Conference on Artificial Intelligence 30, no. 1 (February 21, 2016). Accessed May 25, 2026. https://ojs.aaai.org/index.php/AAAI/article/view/10062.