WILT, C.; RUML, W. Robust Bidirectional Search via Heuristic Improvement. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 27, n. 1, p. 954-961, 2013. DOI: 10.1609/aaai.v27i1.8662. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/8662. Acesso em: 25 apr. 2026.