List of Articles Mixed Integer Programming Open Access Article Abstract Page Full-Text 1 - A new mathematical model for gate assignment problem considering transit passengers and safety constraints: Benders decomposition approach Alireza Rashidi Komijan Fatemeh Nasrollahpourniazi 10.30495/jiei.2020.679270 20.1001.1.17355702.2020.16.4.8.7 Open Access Article Abstract Page Full-Text 2 - Optimization model for remanufacturing in a real sawmill Lorena Pradenas German Bravo Rodrigo Linfati 10.30495/jiei.2020.678785 20.1001.1.17355702.2020.16.4.3.2 Open Access Article Abstract Page Full-Text 3 - A mixed integer bi-level DEA model for bank branch performance evaluation by Stackelberg approach Morteza Shafiee Farhad Hosseinzadeh Lotfi Hilda Saleh Mehdi Ghaderi