مدل انتخاب بهترين تامين كنندگان در حالت چند هدفه

In cases of supply chain management, various objectives should be considered such as, minimizing the number of suppliers and purchasing cost of required items and maximizing the items quality and so on. In this paper, we deal with selecting the best suppliers in a multi-criteria field by developing a new mathematical model. In order to show the validity and the flexibility of the model, the model is solved for a real world problem.