Document Type : Research Paper
Authors
1 Department of Mathematics, Islamic Azad University, Sirjan Branch, Sirjan, Iran
2 Associate Professor, Faculty of Administrative Sciences and Economics Vali-e-Asr University of Rafsanjan, Rafsanjan, Iran
3 Master of Industrial Engineering, Faculty of Administrative Sciences and Economics, Vali-e-Asr University of Rafsanjan, Rafsanjan, Iran
Keywords