EYERICH, Patrick; HELMERT, Malte. Stronger Abstraction Heuristics Through Perimeter Search. Proceedings of the International Conference on Automated Planning and Scheduling, [S. l.], v. 23, n. 1, p. 303–307, 2013. DOI: 10.1609/icaps.v23i1.13604. Disponível em: https://ojs.aaai.org/index.php/ICAPS/article/view/13604. Acesso em: 26 may. 2026.