Zahra Khodadadi
[
Department of Industrial Engineering, Najafabad Branch, Islamic Azad University, Isfahan, Iran
]
Arash Shahin
[
Department of Management, University of Isfahan, Isfahan, Iran
]
Hadi Shirouyehzad
[
Department of Industrial Engineering, Najafabad Branch, Islamic Azad University, Isfahan, Iran
]
Sayed Adel SHafiof
[
Industrial Adviser of Gas Company , Isfahan , Iran
]