ZHANG, Y.; CHEUNG, Y.- ming. An Ordinal Data Clustering Algorithm with Automated Distance Learning. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 34, n. 04, p. 6869-6876, 2020. DOI: 10.1609/aaai.v34i04.6168. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/6168. Acesso em: 11 apr. 2021.