SIEJKA, H. On estimating some initial inverse coefficients for meromorphic univalent functions omitting a disc. MATHEMATICA SCANDINAVICA, [S. l.], v. 60, p. 229–238, 1987. DOI: 10.7146/math.scand.a-12182. Disponível em: https://www.mscand.dk/article/view/12182. Acesso em: 24 nov. 2024.