Zirar Hussain, Hazha. “A New Subclasses of Meromorphic Univalent Functions Associated With a Differential Operator”. Journal of Al-Qadisiyah for Computer Science and Mathematics, vol. 11, no. 1, Jan. 2019, pp. Math Page 60 - 69, doi:10.29304/jqcm.2019.11.1.460.