PANG, Bo; HOLTE, Robert. Multimapping Abstractions and Hierarchical Heuristic Search. Proceedings of the International Symposium on Combinatorial Search, [S. l.], v. 3, n. 1, p. 72–79, 2021. DOI: 10.1609/socs.v3i1.18234. Disponível em: https://ojs.aaai.org/index.php/SOCS/article/view/18234. Acesso em: 27 may. 2026.