JOLISSAINT, Paul. Indice d’esperances conditionnelles et algebres de von Neumann finies. Mathematica Scandinavica, Berkeley, CA, United States, v. 68, p. 221–246, 1991. DOI: 10.7146/math.scand.a-12359. Disponível em: https://journals.msp.org/mscand/article/view/1271. Acesso em: 25 jul. 2026.