MUHLY, Paul S.; SAITO, Kichi-suke. Analytic crossed products and outer conjugacy classes of automorphisms of von Neumann algebras. Mathematica Scandinavica, Berkeley, CA, United States, v. 58, p. 55–68, 1986. DOI: 10.7146/math.scand.a-12129. Disponível em: https://journals.msp.org/mscand/article/view/1502. Acesso em: 25 jul. 2026.