List of Articles شبکه زنجیره تامین حلقه بسته Open Access Article Abstract Page Full-Text 1 - Developing a Mixed Integer Quadratic Programing Model with Integer Numbers for Designing a Dynamic closed-loop Logistics Network Ehsan Yadegari Akbar Alem-Tabriz Mostafa Zandieh Behrouz Dorri Open Access Article Abstract Page Full-Text 2 - Fuzzy Multi-Objective Model of Closed-Loop Supply Chain Network in the Automotive Industry with an Urban Management Approach saeed aminpour alireza irajpour mahdi yazdani 10.30495/ums.2021.19380 Open Access Article Abstract Page Full-Text 3 - Closed loop supply chain network design under uncertainty Reza Yousefi Zenouz Farzad Haghighi rad sajad zakeritabar