ROBERT, Leonel. The Cone of Functionals on the Cuntz Semigroup. Mathematica Scandinavica, Berkeley, CA, United States, v. 113, n. 2, p. 161–186, 2013. DOI: 10.7146/math.scand.a-15568. Disponível em: https://journals.msp.org/mscand/article/view/441. Acesso em: 24 jul. 2026.