1. Mechanical Engineering, College of Engineering, Al Imam Mohammad Ibn Saud Islamic University, (IMSIU) Riyadh, Saudi Arabia
2. Department of Mathematics & Statistics, Jordan University of Science and Technology, P.O. Box 3030, Irbid 22110, Jordan
3. Department of Mathematics, University of Azad Jammu & Kashmir Muzaffarabad, 13100 Pakistan
4. Department of General Sciences and English Language, College of Applied Sciences, AlMaarefa University, Diriyah 13713, Riyadh, Saudi Arabia
5. Department of Mathematics, COMSATS University Islamabad, Sahiwal 57000, Pakistan
6. Mechanical Engineering Department, Government Engineering College Patan Gujarat, India