The Dual B-Algebra. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 12, n. 4, p. 1497–1507, 2019. DOI: 10.29020/nybg.ejpam.v12i4.3526. Disponível em: https://www.ejpam.com/ejpam/article/view/3526. Acesso em: 23 feb. 2026.