SHAHAM, Eshed; FELNER, Ariel; CHEN, Jingwei; STURTEVANT, Nathan. The Minimal Set of States that Must Be Expanded in a Front-to-End Bidirectional Search. Proceedings of the International Symposium on Combinatorial Search, [S. l.], v. 8, n. 1, p. 82–90, 2021. DOI: 10.1609/socs.v8i1.18426. Disponível em: https://ojs.aaai.org/index.php/SOCS/article/view/18426. Acesso em: 8 may. 2026.