ELLIOT, G. A. Universally weakly inner one-parameter automorphism groups of seperable $C^*$-algebras. MATHEMATICA SCANDINAVICA, [S. l.], v. 45, p. 139–146, 1979. DOI: 10.7146/math.scand.a-11831. Disponível em: https://www.mscand.dk/article/view/11831. Acesso em: 28 apr. 2024.