List of Articles Supplier selection Open Access Article Abstract Page Full-Text 1 - A Combined group EA-PROMETHEE method for a supplier selection problem Hamird Reza Rezaei-Kelidbari Mahdi Homayounfar Seyyed-e Fatemeh Alavi Foumani Open Access Article Abstract Page Full-Text 2 - A Model for Allocating Orders to Suppliers in Case of Quantity Discounts Amir Amini Alireza Alinezhad Behzad Nourizad Open Access Article Abstract Page Full-Text 3 - Supplier selection in the sustainable supply chain: The application of analytic hierarchy process and fuzzy data envelopment analysis Hamidreza Rezaee Mohammad Taleghani Mohsen Shafieyan Tara Nikandam 20.1001.1.25885723.2019.11.1.5.4 Open Access Article Abstract Page Full-Text 4 - Optimizing Production Planning and Supplier Selection in Petrochemical Supply Chains Reza Babazadeh Mohammad Khalili fatemeh dadmand