1. Clunie, J., Sheil-Small, T.: Harmonic univalent functions. Suom. Tiedeakat. Ann. Sci. Acad. Finl. Ser. A 1: Math. 9, 3–25 (1984)
2. Dorff, M.: Anamorphosis, Mapping Problems and Harmonic Univalent Function, Explorations in Complex Analysis, pp. 197–269. Mathematical Association of America, Washington, DC (2012)
3. Hengartner, W., Schober, G.: On schlicht mappings to domains convex in one direction. Comment. Math. Helv. 45, 303–314 (1970)
4. Michalski, A.: Harmonic univalent functions convex in orthogonal direction. Ann. Univ. Mariae Curie-Sklodowska Lub. Polon. LX, 43–56 (2006)
5. Rahman, Q.I., Schmeisser, G.: Analytic Theory of Polynomials, London Mathematical Society Monographs New Series 26. Oxford University Press, Oxford (2002)