1. Department of Statistics, Faculty of Mathematics; Statistics and computer Science, University of Tabriz, Tabriz, Iran
2. Department of Economic, Faculty of Economic and Management, University of Tabriz, Tabriz, Iran
3. Division of Intelligent Production Systems, School of Engineering Science, University of Skövde, Skövde 54128, Sweden
4. Division of Industrial Engineering and Management, Department of Civil and Industrial Engineering, Uppsala University, Uppsala 75121, Sweden
5. Production Management Department, University of Sakarya, Sakarya 54050, Turkey