HICKMOTT, S.; SARDINA, S. Optimality Properties of Planning Via Petri Net Unfolding: A Formal Analysis. Proceedings of the International Conference on Automated Planning and Scheduling, [S. l.], v. 19, n. 1, p. 170-177, 2009. DOI: 10.1609/icaps.v19i1.13343. Disponível em: https://ojs.aaai.org/index.php/ICAPS/article/view/13343. Acesso em: 4 may. 2024.