KORTRAM, R.; TAMMI, O. On the first coefficient regions of bounded univalent functions. Annales Fennici Mathematici, [S. l.], n. 592, 1975. DOI: 10.5186/aasfm.1975.592. Disponível em: https://afm.journal.fi/article/view/134228. Acesso em: 25 nov. 2024.