Y. AL-Bayati A, Z. AL-Kawaz R. Two New Extended PR Conjugate Gradient Methods for Solving Nonlinear Minimization Problems. JES [Internet]. 2018 Jun. 1 [cited 2025 Sep. 10];27(3):71-96. Available from: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/42289