FRÖBERG, Ralf. A Note on a Paper by Miyazaki. Mathematica Scandinavica, Berkeley, CA, United States, v. 77, p. 17–18, 1995. DOI: 10.7146/math.scand.a-12546. Disponível em: https://journals.msp.org/mscand/article/view/1125. Acesso em: 25 jul. 2026.