List of articles (by subject) Optimization Open Access Article Abstract Page Full-Text 1 - Designing an Optimal Selection Model of Transportation Network in A Multi-level Supply Chain Using Game Theory mahmood darvish sefat Javad Rezaeian Mohammad Mahdi Pourpasha 10.30495/jsm.2023.1975423.1734 20.1001.1.23222301.2023.9.3.5.8 Open Access Article Abstract Page Full-Text 2 - Designing a Systemic Development Model Based on Knowledge Management (Case Study: Islamic Azad University) Sahebeh Kermani Farshideh Zameni Taraneh Enayati 10.30495/jsm.2023.1976000.1736 20.1001.1.23222301.2023.9.3.6.9 Open Access Article Abstract Page Full-Text 3 - A Mathematical Model to Optimize Cost, Time in The Three echelon Supply Chain in Post COVID 19 pandemic Jamal Mahmoodi Reza Ehtesham Rasi Alireza Irajpoor 10.30495/jsm.2023.1985225.1822 20.1001.1.23222301.2023.9.4.16.1