KEHLET, Esben T. A non-seperable measureable choice principle related to induced representations. Mathematica Scandinavica, Berkeley, CA, United States, v. 42, p. 119–134, 1978. DOI: 10.7146/math.scand.a-11741. Disponível em: https://journals.msp.org/mscand/article/view/1905. Acesso em: 25 jul. 2026.