Ravichandran, V., N. Magesh, and R. Rajalakshmi. “On Certain Applications of Differential Subordinations for $\Phi$-Like Functions”. Tamkang Journal of Mathematics 36, no. 2 (June 30, 2005): 137–142. Accessed April 29, 2024. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/126.