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: https://www.cai.sk/ojs/index.php/cai/article/view/286. Acesso em: 27 apr. 2024.