Solution of a sparse linear system by using digraph. - R. C. Mittal; Ahmad Al-Kurdi (Int. J. Comput. Math., 2000)

Efficient computation of the permanent of a sparse matrix. - R. C. Mittal; Ahmad Al-Kurdi (Int. J. Comput. Math., 2001)

Efficient Solution of a Sparse Non-symmetric System of Linear Equations. - R. C. Mittal; Ahmad Al-Kurdi (Int. J. Comput. Math., 2002)

Solving sparse linear systems of equations using the modified digraph approach. - Ahmad Al-Kurdi (Int. J. Comput. Math., 2005)