PEDERSEN, G. K. Measure Theory for $C^*$ Algebras. MATHEMATICA SCANDINAVICA, [S. l.], v. 19, p. 131–145, 1966. DOI: 10.7146/math.scand.a-10802. Disponível em: https://www.mscand.dk/article/view/10802. Acesso em: 24 nov. 2024.