HORČÍK, R.; FIŠER, D. Endomorphisms of Classical Planning Tasks. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 35, n. 13, p. 11835-11843, 2021. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/17406. Acesso em: 18 oct. 2021.