GILMER, Robert W. ,. Jr. Some Applications of the Hilfssatz von Dedekind Mertens. Mathematica Scandinavica, Berkeley, CA, United States, v. 20, p. 240–244, 1967. DOI: 10.7146/math.scand.a-10833. Disponível em: https://journals.msp.org/mscand/article/view/2488. Acesso em: 25 jul. 2026.