IBRAHIM, R. W.; DARUS, M. Partial sums for certain classes of meromorphic functions. Tamkang Journal of Mathematics, [S. l.], v. 41, n. 1, p. 39–49, 2010. DOI: 10.5556/j.tkjm.41.2010.637. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/637. Acesso em: 29 apr. 2024.