1. Department of Mathematics, University of Engineering and Technology, Lahore, Pakistan
2. Department of Mathematics, B V Raju Institute of Technology, Medak, Telangana, India
3. Department of Mathematics & Statistics, Jordan University of Science and Technology, Irbid, Jordan
4. Department of Mathematics, COMSATS University Islamabad, Sahiwal, Pakistan
5. Department of Industrial Engineering and Systems, College of Engineering, Princess Nourah bint Abdulrahman University, Riyadh, Saudi Arabia
6. Mechanical Engineering Department, College of Engineering, University of Ha’il, Ha’il, Saudi Arabia
7. Laboratory of Metrology and Energy Systems, University of Monastir, Monastir, Tunisia