TY - JOUR AU - Mohagheghian, Elahe AU - Rasti-Barzoki, Morteza AU - Sahraeian, Rashed TI - Two-echelon Supply Chain Considering Multiple Retailers with Price and Promotional Effort Sensitive Non-linear Demand JO - Journal of Optimization in Industrial Engineering VL - 11 IS - 2 SP - 57 EP - 64 PY - 2018 DO - 10.22094/joie.2017.542503.1508 ER -