Some Results on Reduced Rings. Baghdad Science Journal, Iraq, Baghdad, v. 5, n. 4, p. 669–675, 2008. DOI: 10.21123/bsj.2008.5.4.669-675. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/948.. Acesso em: 20 dec. 2024.