Monotonic positive solution of a nonlinear quadratic functional integral equation. - A. M. A. El-Sayed; Hind H. G. Hashem (Appl. Math. Comput., 2010)

Existence results for coupled systems of quadratic integral equations of fractional orders. - A. M. A. El-Sayed; Hind H. G. Hashem (Optim. Lett., 2013)

New Aspects on the Solvability of a Multidimensional Functional Integral Equation with Multivalued Feedback Control. - Ahmed M. A. El-Sayed; Hind H. G. Hashem; Shorouk M. Al-Issa (Axioms, 2023)