1. Department of Mathematics, Madanapalle Institute of Technology & Science, Angallu, India
2. Mechanical Engineering Department, Faculty of Engineering, Shahid Chamran University of Ahvaz, Ahvaz, Iran
3. Department of Mechanical Engineering, Faculty of Engineering, Imam Khomeini International University, Qazvin, Iran
4. Kotel'nikov Institute of Radio Engineering and Electronics of Russian Academy of Science, Moscow, Russia