SCHLENSTEDT, Günther. On an Absolut Constant Pertaining to Cauchy’s ’Principal Moduli’ in Bounded Power Series. Mathematica Scandinavica, Berkeley, CA, United States, v. 10, p. 108–110, 1962. DOI: 10.7146/math.scand.a-10516. Disponível em: https://journals.msp.org/mscand/article/view/2673. Acesso em: 25 jul. 2026.