Existence theorems for some quadratic integral equations J Banaś, M Lecko, WG El-Sayed Journal of Mathematical Analysis and Applications 222 (1), 276-285, 1998 | 141 | 1998 |

Nondecreasing solutions of a quadratic integral equation of Urysohn type WG El-Sayed, B Rzepka Computers & Mathematics with Applications 51 (6-7), 1065-1074, 2006 | 59 | 2006 |

Measures of noncompactness and solvability of an integral equation in the class of functions of locally bounded variation J Banaś, WG El-Sayed Journal of mathematical analysis and applications 167 (1), 133-151, 1992 | 46 | 1992 |

On the functional integral equations of mixed type and integro-differential equations of fractional orders WG El-Sayed, AMA El-Sayed Applied mathematics and computation 154 (2), 461-467, 2004 | 27 | 2004 |

Solvability of Urysohn integral equation WG El-Sayed, AA El-Bary, MA Darwish Applied mathematics and computation 145 (2-3), 487-493, 2003 | 25 | 2003 |

Monotonic solutions of a class of quadratic singular integral equations of Volterra type MM El Borai, WG El-Sayed, MI Abbas Int. J. Contemp. Math. Sci 2 (2), 89-102, 2007 | 22 | 2007 |

On some fractional functional equations AMA El-Sayed, WG El-Sayed, OL Moustafa Pure Mathematics and Applications 6 (4), 321-332, 1995 | 22 | 1995 |

A solution of a nonlinear integral equation MA Abdou, WG El-Sayed, EI Deebs Applied mathematics and computation 160 (1), 1-14, 2005 | 21 | 2005 |

Nonlinear functional integral equations of convolution type WG El-Sayed Portugaliae Mathematica 54 (4), 449-456, 1997 | 20 | 1997 |

Solvability of a neutral differential equation with deviated argument WG El-Sayed Journal of mathematical analysis and applications 327 (1), 342-350, 2007 | 15 | 2007 |

Solvability of functional and Integral Equations in some classes of integrable functions J Banaś, WG El-Sayed Redakcja Wydawnictw Uczelnianych Politechniki Rzeszowskiej, 1993 | 14 | 1993 |

Exact Solutions for Time Fractional Coupled Whithambroer-Kaup Equations Via exp-Function Method WGESRMAM M.M.El-Borai Inter. Res.J.Eng.and Tech.(IRJET), 307-315, 2015 | 10 | 2015 |

On The Cauchy Problem For Some Parabolic Fractional Partial Differential Equations With Time Delays MM El-Borai, WG El-Sayed, FN Ghaffoori J. Math. & System Scie 6, 194-199, 2016 | 9 | 2016 |

Adomian decomposition method for solving fractional differential equations MM El-Borai, WG El-Sayed, AM Jawad International Research Journal of Engineering and Technology 2 (6), 295-306, 2015 | 9 | 2015 |

On an existence theorem for Urysohn integral equations via measure of noncompactness AA El-Bary, MA Darwish, WG El-Sayed Math. Sci. Res. J 6 (9), 441-448, 2002 | 9 | 2002 |

Functions of generalized bounded variation JBWG El-Sayed Zesz. Nauk.Politec. Rzesz. Poland, 91-110, 1991 | 8* | 1991 |

Exact Solutions for Some Nonlinear Fractional Parabolic Equations WGERMAM M. M.El-Borai Inter.J.Adv.Eng.Res.(IJAER), 106–122, 2015 | 7 | 2015 |

Monotonic solutions of a nonlinear Volterra integral equation JBWG El-Sayed Aportaciones Matematicas en Memoria V.M.Onieva, 19-26., 1991 | 7* | 1991 |

Weak solutions of fractional order differential equations via Volterra-Stieltjes integral operator AMA El-Sayed, WG El-Sayed, A El-Mowla Journal of Mathematics and Applications 40, 2017 | 5 | 2017 |

Volterra-Stieltjes integral equation in reflexive Banach spaces AMA El-Sayed, WG El-Sayed, AAH Abd El-Mowla Electronic Journal of Mathematical Analysis and Applications 5 (1), 287-293, 2017 | 5 | 2017 |