The optimal choice of the θ-parameter in the three-level time schemes. - T. M. El-Gindy; A. B. Shamardan (Int. J. Comput. Math., 1991)

Numerical solutions of integral and integro-differential equations using Legendre polynomials. - A. H. Khater; A. B. Shamardan; Dirk K. Callebaut; M. R. A. Sakran (Numer. Algorithms, 2007)

Legendre solutions of integral equations with logarithmic kernels. - A. H. Khater; A. B. Shamardan; Dirk K. Callebaut; M. R. A. Sakran (Int. J. Comput. Math., 2008)

On the Rational Recursive Sequence xn+1=(α-βxn)/(γ-δxn-xn-k). - Elsayed M. E. Zayed; A. B. Shamardan; Taher Abdehamed Nofal (Int. J. Math. Math. Sci., 2008)

Solving integral equations with logarithmic kernels by Chebyshev polynomials. - A. H. Khater; A. B. Shamardan; Dirk K. Callebaut; M. R. A. Sakran (Numer. Algorithms, 2008)