DANCHEV, P. WHEN IS AN ABELIAN WEAKLY CLEAN RING CLEAN?. Journal of the Indonesian Mathematical Society, [S. l.], v. 21, n. 2, p. 83–91, 2015. DOI: 10.22342/jims.21.2.229.83-91. Disponível em: https://jims-a.org/index.php/jimsa/article/view/229. Acesso em: 21 nov. 2024.