SPECK, D.; GEISSER, F.; MATTMÜLLER, R. When Perfect Is Not Good Enough: On the Search Behaviour of Symbolic Heuristic Search. Proceedings of the International Conference on Automated Planning and Scheduling, [S. l.], v. 30, n. 1, p. 263-271, 2020. Disponível em: https://ojs.aaai.org/index.php/ICAPS/article/view/6670. Acesso em: 25 feb. 2021.