SABET, M.; SANATI, R. G. Topological algebras with subadditive boundedness radius. CUBO, A Mathematical Journal, [S. l.], v. 22, n. 3, p. 289–297, 2020. DOI: 10.4067/S0719-06462020000300289. Disponível em: https://cubo.ufro.cl/ojs/index.php/cubo/article/view/2464. Acesso em: 13 may. 2024.