1. Department of Management Science, Ghulam Ishaq Khan Institute of Engineering Sciences and Technology, Topi, Pakistan
2. Faculty of Material Science and Engineering, Ghulam Ishaq Khan Institute of Engineering Sciences and Technology, Topi, Pakistan
3. Faculty of Mechanical Engineering, Ghulam Ishaq Khan Institute of Engineering Sciences and Technology, Topi, Pakistan
4. NUST Business School, National University of Science and Technology, Islamabad, Pakistan