1. College of Aeronautical Engineering, National University of Sciences and Technology (NUST), Islamabad, Pakistan
2. Department of Mathematics Quaid-i-Azam University, Islamabad, Pakistan
3. Department of Mathematics, City University of Science and Information Technology, Peshawar, Pakistan
4. Mechanical Engineering Department, College of Engineering, Northern Border University, Arar, Saudi Arabia
5. Faculty of Engineering and Technology, Future University in Egypt, New Cairo, Egypt
6. Mechanical Engineering Department, College of Engineering, Prince Sattam Bin Abdulaziz University, Wadi Addawaser, Saudi Arabia + Production Engineering and Mechanical Design Department, Faculty of Engineering, Mansoura University, Mansoura, Egypt