Fathi, B. G. (2015) “Convergence of The Barzilai-Borwein Method for Solving Slightly Unsymmetric Linear Systems”, Science Journal of University of Zakho, 3(1), pp. 140–144. Available at: https://sjuoz.uoz.edu.krd/index.php/sjuoz/article/view/118 (Accessed: 19 May 2024).