Hazha Zirar. “Neighborhood of a Class of Analytic Functions With Negative Coefficients Defined by the Generalized Ruschewey Derivatives Involving a General Fractional Derivative Operator”. Jordan Journal of Mathematics and Statistics, vol. 9, no. 2, May 2025, pp. 161-72, https://jjms.yu.edu.jo/index.php/jjms/article/view/1041.