List of Articles Seyed Esmaeil Najafi Article 1 - Solving a Multi-Item Supply Chain Network Problem by Three Meta-heuristic Algorithms 20.1001.1.22519904.2021.14.2.10.3 10.22094/joie.2020.1866273.1648 Amir Fatehi Kivi Esmaeil Mehdizadeh Reza Tavakkoli-Moghaddam Seyed Esmaeil Najafi Journal of Optimization in Industrial Engineering , Issue 31 , Year , Autumn 2021