JENSEN, H. E. Scattered $C^*$-algebras II. MATHEMATICA SCANDINAVICA, [S. l.], v. 43, p. 308–310, 1978. DOI: 10.7146/math.scand.a-11782. Disponível em: https://www.mscand.dk/article/view/11782. Acesso em: 24 nov. 2024.