Lei, Chao, Nir Lipovetzky, and Krista A. Ehinger. “Novelty and Lifted Helpful Actions in Generalized Planning”. Proceedings of the International Symposium on Combinatorial Search 16, no. 1 (July 2, 2023): 148–152. Accessed May 11, 2026. https://ojs.aaai.org/index.php/SOCS/article/view/27294.