A. Ndanusa, B. E. . David, B. B. . Ayantola, and A. W. . Abubakar, “IMPROVING PRECONDITIONED GAUSS-SEIDEL ITERATIVE METHOD FOR L-MATRICES”, FJS, vol. 4, no. 1, pp. 453–459, Apr. 2020, Accessed: Nov. 16, 2025. [Online]. Available: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/67