On generalized convexity of fuzzy variables maps. - E. E. Ammar (Appl. Math. Comput., 2004)

On computational solution of vector maximum problem. - E. E. Ammar (Appl. Math. Comput., 2005)

Characterization of optimal solutions of uncertainty investment problem. - El-Saeed Ammar; H. A. Khalifa (Appl. Math. Comput., 2005)

Study on multiobjective transportation problem with fuzzy numbers. - E. E. Ammar; Ebrahim A. Youness (Appl. Math. Comput., 2005)

On solutions and duality of nonlinear nonsmooth fractional programs. - E. E. Ammar (Appl. Math. Comput., 2006)

On the optimality of nonlinear fractional disjunctive programming problems. - E. E. Ammar (Comput. Math. Appl., 2007)

On optimality and duality theorems of nonlinear disjunctive fractional minmax programs. - E. E. Ammar (Eur. J. Oper. Res., 2007)

On solutions of fuzzy random multiobjective quadratic programming with applications in portfolio problem. - E. E. Ammar (Inf. Sci., 2008)

A study on optimality and duality theorems of nonlinear generalized disjunctive fractional programming. - E. E. Ammar (Math. Comput. Model., 2008)

On fuzzy random multiobjective quadratic programming. - E. E. Ammar (Eur. J. Oper. Res., 2009)

On solving fuzzy rough multiobjective integer linear fractional programming problem. - El-Saeed Ammar; Tarek Eljerbi (J. Intell. Fuzzy Syst., 2019)

Fuzzy Multi-objective Programming Approach for Constrained Matrix Games with Payoffs of Fuzzy Rough Numbers. - M. G. Brikaa; Zhoushun Zheng; El-Saeed Ammar (Symmetry, 2019)

Ambika approach for solving matrix games with payoffs of single-valued trapezoidal neutrosophic numbers. - M. G. Brikaa; Zhoushun Zheng; Abd Alwahed Dagestani; El-Saeed Ammar; Ghada AlNemer; Mohammed Zakarya (J. Intell. Fuzzy Syst., 2022)

On solving the multilevel rough interval linear programming problem. - Eman Fathy; El-Saeed Ammar; Mohamed A. Helmy (J. Intell. Fuzzy Syst., 2022)

Three different optimization techniques for solving the fully rough interval multi-level linear programming problem. - Eman Fathy; E. E. Ammar; Mohamed A. Helmy (J. Intell. Fuzzy Syst., 2023)