Co-Splitting of Simple Lie Algebras of Type $A$, $D$, $E$. Communications in Mathematical Research, [S. l.], v. 31, n. 3, p. 229–241, 2021. DOI: 10.13447/j.1674-5647.2015.03.05. Disponível em: https://global-sci.com/index.php/cmr/article/view/8854. Acesso em: 5 dec. 2025.