POPA, S.; SHLYAKHTENKO, D. Cartan subalgebras and bimodule decompositions of $ \mathrm{II}_1 $ factors. MATHEMATICA SCANDINAVICA, [S. l.], v. 92, n. 1, p. 93–102, 2003. DOI: 10.7146/math.scand.a-14395. Disponível em: https://www.mscand.dk/article/view/14395. Acesso em: 6 may. 2024.