DEMETROVICS, J.; THI, Vu Duc. Some Observations on the Minimal Armstrong Relations for Normalised Relation Schemes. Computing and Informatics, [S. l.], v. 14, n. 5, p. 455–467, 2012. Disponível em: http://147.213.75.17/ojs/index.php/cai/article/view/286. Acesso em: 8 nov. 2024.