Y. Al-Bayati A, N. Al-Khayat H. Optimal CD-DY Conjugate Gradient Methods with Sufficient Descent. IQJOSS [Internet]. 2013 Dec. 1 [cited 2025 Sep. 18];13(3):210-33. Available from: https://ojs.uomosul.edu.iq/index.php/stats/article/view/29308