Stability for a non-local non-autonomous system of fractional order differential equations with delays. A El-Sayed, FM Gaafar, E Hamadalla Electronic Journal of Differential Equations (EJDE)[electronic only] 2010 …, 2010 | 13 | 2010 |

Solutions of a Class of Deviated-Advanced Nonlocal Problems for the Differential Inclusion x 1 (t)∈ F (t, x (t)) AMA El-Sayed, EM Hamdallah, KW Elkadeky Abstract and Applied Analysis 2011, 2011 | 10 | 2011 |

INTERNAL NONLOCAL AND INTEGRAL CONDITION PROBLEMS OF THE DIFFERENTIAL EQUATION x^{'}= f(t, x, x^{'}).AMA El-Sayed, EM Hamdallah, KW Elkadeky Journal of Nonlinear Sciences & Applications (JNSA) 4 (3), 2011 | 7 | 2011 |

Uniformly stable positive monotonic solution of a nonlocal Cauchy problem AMA El-Sayed, EM Hamdallah, KW Elkadeky Advances in pure Mathematics 2 (2), 109-113, 2012 | 6 | 2012 |

SOLUTIONS OF A CLASS OF INTERNAL NONLOCAL CAUCHY PROBLEMS FOR THE DIFFERENTIAL EQUATION x'(t)= f (t, x (t), x'(t)) AMA El-Sayed, EM Hamdallah, KW Elkadeky FIXED POINT THEORY 15 (2), 441-448, 2014 | 4 | 2014 |

Solutions of a class of nonlocal problems for the differential inclusion x (t)∈ F (t, x (t)) AMA El-Sayed, EM Hamdallah, KW Elkadeky Applied Mathematics and Information Sciences 5 (2), 413-421, 2011 | 4 | 2011 |

Monotonic positive solutions of nonlocal boundary value problems for a second-order functional differential equation AMA El-Sayed, EM Hamdallah, KW El-Kadeky Abstract and Applied Analysis 2012, 2012 | 3 | 2012 |

Solutions of a Class of Deviated-Advanced Nonlocal Problems for the Differential Inclusion x¹ (t)∈ F (t, x (t)). AMA El-Sayed, EM Hamdallah, KW Elkadeky Abstract & Applied Analysis, 2011 | 2 | 2011 |

Positive solutions of an initial value problem of a delay-self-reference nonlinear differential equation AMA El-Sayed, E Hamdallah, HR Ebead Malaya Journal of Matematik (MJM) 8 (3, 2020), 1001-1006, 2020 | 1 | 2020 |

On the existence of solutions of two differential equations with a nonlocal condition EMA Hamd-Allah Journal of the Egyptian Mathematical Society 24 (3), 367-372, 2016 | 1 | 2016 |

SOLVABILITY FOR NONLOCAL PROBLEM OF SECOND-ORDER DIFFERENTIAL EQUATION EMA HAMD-ALLAH Electronic Journal of Mathematical Analysis and Applications 3 (2), 272-282, 2015 | | 2015 |

On Some Partial Differential Equations with Operator Coefficients and Non-local Conditions MM EL-Borai, WG El-Sayed, E HamdAllah, AA El-Shorbagy Life Science Journal 10 (4), 2013 | | 2013 |

On a Higher Fractional-Orders Parabolic Equation AMA El-Sayed, EM Hamd-Allah MATHEMATICAL SCIENCES RESEARCH JOURNAL 9 (5), 114, 2005 | | 2005 |