GEORGE, David L.; REDDY, William L. A branch set linking theorem. Mathematica Scandinavica, Berkeley, CA, United States, v. 37, p. 327–333, 1975. DOI: 10.7146/math.scand.a-11611. Disponível em: https://journals.msp.org/mscand/article/view/2064. Acesso em: 25 jul. 2026.