EJIEJI, C. N., and K. O. BABALOLA. “A GENERALIZATION OF A STARLIKENESS CONDITION”. Journal of the Nigerian Mathematical Society 35, no. 2 (January 28, 2017): 400–407. Accessed April 23, 2024. https://ojs.ictp.it/jnms/index.php/jnms/article/view/38.