Graded Lie algebras and q-commutative and r-associative parameters. São Paulo Journal of Mathematical Sciences, [S. l.], v. 3, n. 2, p. 265–282, 2009. DOI: 10.11606/issn.2316-9028.v3i2p265-282. Disponível em: https://www.revistas.usp.br/spjournal/article/view/47.. Acesso em: 6 maio. 2024.