IBRAHIM, R. On certain univalent class associated with first order differential subordinations. Tamkang Journal of Mathematics, [S. l.], v. 42, n. 4, p. 445–451, 2011. DOI: 10.5556/j.tkjm.42.2011.708. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/708. Acesso em: 5 oct. 2022.