Perturbations of curvatures flow in a hyperbolic space. - Nassar H. Abdel-All; Hamdy N. Abd-Ellah (Appl. Math. Comput., 2003)

Geometrical properties of Pareto distribution. - Nassar H. Abdel-All; Mohamed A. W. Mahmoud; Hamdy N. Abd-Ellah (Appl. Math. Comput., 2003)

The tangential variation on hyperruled surfaces. - Nassar H. Abdel-All; Hamdy N. Abd-Ellah (Appl. Math. Comput., 2004)

Motion of Bishop Frenet Offsets of Ruled Surfaces in E3. - Hamdy N. Abd-Ellah (J. Appl. Math., 2015)