List of Articles Group decision-making Open Access Article Abstract Page Full-Text 1 - Using Group Decision Making Techniques and Optimizing Purchase Plan to Rank Suppliers (Case Study: IKCO Spare Parts & After Sales Services ISACO) Salomeh Ghasempour Farsani Alireza Rashidi komijan Open Access Article Abstract Page Full-Text 2 - Choice the Business Model for Knowledge-Based Companies Located in Incubator Center Hesam Zand Hesami Narges Bayat Open Access Article Abstract Page Full-Text 3 - Hierarchical Group Compromise Ranking Methodology Based on Euclidean–Hausdorff Distance Measure Under Uncertainty: An Application to Facility Location Selection Problem Seyed Meysam Mousavi Hossein Gitinavard Behnam Vahdani Nazanin Foroozesh 10.22094/joie.2016.270 Open Access Article Abstract Page Full-Text 4 - Applying a multi-criteria group decision-making method in a probabilistic environment for supplier selection (Case study: Urban railway in Iran) Azam Modares Nasser Motahari Farimani Vahideh Bafandegan Emroozi 10.22094/joie.2023.1950386.1929 Open Access Article Abstract Page Full-Text 5 - A Reliable Approach in Solving Multi-Attribute Decision-Making Problems through Fuzzy Rule-Base System and Z-numbers Saeed Bahrami Mahmonir Bayanati Mohammad Reza Nasiri Janagha Saman Malekian Milad Abolghasemian Adel Pourghader Chobar 10.30495/fomj.2023.1998695.1124 Open Access Article Abstract Page Full-Text 6 - A new heuristic approach to solve product mix problems in a multi-bottleneck system A.R Rashidi Komijan B Aryanezhad A Makui Open Access Article Abstract Page Full-Text 7 - Investigating the Calendar Effect of the Holy Month of Ramadan on the Capital Market: a Fuzzy Group Decision-making Approach Abdollah Noori Ata-o-llah Mohammadi Molgarni Iraj Norvesh 10.30495/faar.2023.702116