DI NOLA, A.; LEUSTEAN, L. Compact Representations of BL-Algebras. BRICS Report Series, [S. l.], v. 9, n. 23, 2002. DOI: 10.7146/brics.v9i23.21739. Disponível em: https://tidsskrift.dk/brics/article/view/21739. Acesso em: 30 apr. 2024.