Some Geometric Properties of Multivalent Functions Defined on Hilbert Space. Iraqi Journal of Science, [S. l.], v. 59, n. 1C, p. 564–571, 2018. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/144.. Acesso em: 23 jul. 2024.