SUDO, T. Real and stable ranks for certain crossed products of Toeplitz algebras. CUBO, A Mathematical Journal, [S. l.], v. 12, n. 2, p. 261–274, 2010. DOI: 10.4067/S0719-06462010000200016. Disponível em: https://cubo.ufro.cl/ojs/index.php/cubo/article/view/1418. Acesso em: 28 apr. 2024.