1. Department of Mechanical Engineering, Sejong University, Seoul 05006, Republic of Korea
2. Department of Mathematics, College of Sciences, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi Arabia
3. Department of Theoretical Mechanics, Technical University of Iasi, 700050 Iași, Romania
4. Department of Mathematics, Faculty of Science, Al-Azhar University, Nasr City, Cairo 11884, Egypt