GIORDANO, T.; MINGO, J. A. Approximately inner automorphisms of semi-finite von Neumann algebras. MATHEMATICA SCANDINAVICA, [S. l.], v. 72, p. 131–147, 1993. DOI: 10.7146/math.scand.a-12441. Disponível em: https://www.mscand.dk/article/view/12441. Acesso em: 27 apr. 2024.