ARAI, H.; MAUNG, C.; SCHWEITZER, H. Optimal Column Subset Selection by A-Star Search. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 29, n. 1, 2015. DOI: 10.1609/aaai.v29i1.9353. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/9353. Acesso em: 7 aug. 2022.