ELLIOT, George A. Universally weakly inner one-parameter automorphism groups of seperable $C^*$-algebras. Mathematica Scandinavica, Berkeley, CA, United States, v. 45, p. 139–146, 1979. DOI: 10.7146/math.scand.a-11831. Disponível em: https://journals.msp.org/mscand/article/view/1813. Acesso em: 25 jul. 2026.