CLUNIE, J.; SHEIL-SMALL, T. Harmonic univalent functions. Annales Fennici Mathematici, [S. l.], v. 9, n. 1, p. 3–25, 1984. DOI: 10.5186/aasfm.1984.0905. Disponível em: https://afm.journal.fi/article/view/134481. Acesso em: 17 apr. 2025.