Kurup, Unmesh, and Nicholas Cassimatis. “Integrating Constraint Satisfaction and Spatial Reasoning”. Proceedings of the AAAI Conference on Artificial Intelligence 24, no. 1 (July 5, 2010): 1536–1541. Accessed May 21, 2026. https://ojs.aaai.org/index.php/AAAI/article/view/7574.