1. Department of Mechanical Engineering, College of Engineering, Prince Mohammad Bin Fahd University, Al Khobar, Saudi Arabia
2. Department of Humanities and Basic Sciences, MCS, National University of Sciences and Technology, Islamabad, Pakistan
3. School of Humanities and Sciences, College of Aeronautical Engineering, National University of Sciences and Technology, Islamabad, Pakistan
4. Department of Humanities and Sciences, SEECS, National University of Sciences and Technology, Islamabad, Pakistan
5. Department of Mathematics, Division of Science and Technology, University of Education, Lahore, Pakistan