S. Ismael, Sawsan. “A New Conjugate Gradient Algorithm Using Kafaki and Gambry Coefficient in Unconstrained Optimization”. Journal of Education and Science (JES) 28, no. 3 (September 1, 2019): 239–249. Accessed August 6, 2025. https://ojs.uomosul.edu.iq/index.php/edusj/article/view/23355.