فهرس المقالات Supplier selection . Robust programming . Discount . Currency exchange rate uncertainty حرية الوصول المقاله صفحة الملخص نص كامل 1 - A robust multi-objective global supplier selection model under currency fluctuation and price discount Atousa Zarindast Seyed Mohamad Seyed Hosseini Mir Saman Pishvaee