BALABAN, M.; SHIMONY, S. E. Structured plans with sharing and replication. Computing and Informatics, [S. l.], v. 17, n. 4, p. 257–292, 2012. Disponível em: http://147.213.75.17/ojs/index.php/cai/article/view/627. Acesso em: 23 nov. 2024.