GALL, K.; CSERNA, B.; RUML, W. Envelope-Based Approaches to Real-Time Heuristic Search. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 34, n. 03, p. 2351-2358, 2020. DOI: 10.1609/aaai.v34i03.5614. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/5614. Acesso em: 12 apr. 2021.