Ndanusa, A. (2020) “IMPROVING PRECONDITIONED GAUSS-SEIDEL ITERATIVE METHOD FOR L-MATRICES”, FUDMA Journal of Sciences, 4(1), pp. 453–459. Available at: https://fjs.fudutsinma.org.ng/index.php/fjs/article/view/67 (Accessed: 24 October 2026).