A Survey on Different Solution Concepts in Multiobjective Linear Programming Problems with Interval Coefficients
                        
                        
                        
                        
                        Using Imperialist Competitive Algorithm For Routing Relief Vehicles Considering Road Breakdown and Vehicle Breakdowns
                        
                        
                        
                        
                        Using Mathematical Programming Model to Investigate the More Production of Various Sectors of Iran Economy
                        
                        
                        
                        
                        Combined Method of the Taguchi Approach and DEA for Setting Parameters and Operators of Metaheuristic Algorithms - Genetic Algorithm to Solve the Reentrant Permutation Flow Shop Problem
                        
                        
                        
                        
                        Providing a Model for Evaluating the Efficiency of Information Flow in the Supply Chain Using Data Envelopment Analysis