List of Articles Open Access Article Abstract Page Full-Text 1 - Optimizing the investment portfolio using the Markowitz model and fuzzy multi-objective programming (case study: Tehran Stock Exchange) Shadi Kanaani Mahdi Yousefi Nejad Attari Zohreh Khalilpourshiraz Open Access Article Abstract Page Full-Text 2 - Fuzzy interactive programming to design a multi-objective multi-product mathematical model, a multi-stage multi-cycle integrated production program in an inverse supply chain under uncertainty conditions Aslan Doosti Saeid Rezaie Moghadam Open Access Article Abstract Page Full-Text 3 - Multi-objective design of risk-adjusted exponentially weighted moving average control chart to monitor patients' survival time using decision-making techniques Amir Nasiri Pour Amir Azizi Ayub Rahimzadeh Mohammad Javad Ershadi Masoomeh Zeinalnezhad Open Access Article Abstract Page Full-Text 4 - Application of meta-synthesis in identifying methods of data-based algorithms for troubleshooting the polypropylene production process Soleiman Golpour Kandeh Reza Ramazani Khorshiddoost Mohammadreza kabarandadeh Ghadim Open Access Article Abstract Page Full-Text 5 - Designing a Agent-based model for production optimization and inventory control and routing in the supply chain of perishable products. Mehdi Sohanian رضا احتشام راثی Reza Radfar Open Access Article Abstract Page Full-Text 6 - Analyzing The Concept and Presenting A Strategic Loss Model To Contain The Crisis of Epidemic Diseases (Case Study: COVID-19) Afrooz Amini Harandi Sayyed Mohammad Reza Davoodi Reza Maddahi Rasoul Asgarpour