Aluthge Transformation of Quasi n-class Q and quasi n- class Q* Operators. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 11, n. 4, p. 1108–1129, 2018. DOI: 10.29020/nybg.ejpam.v11i4.3329. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/3329. Acesso em: 23 nov. 2024.