1. School of Information Science and Technology, Yunnan Normal University, Kunming, China
2. Department of Applied Mathematics, Iran University of Science and Technology, Narmak, Tehran, Iran
3. Department of Mathematics, Riphah Institute of Computing and Applied Sciences (RICAS), Riphah International University, Lahore, Pakistan
4. Department of Mathematics, Comsats Institute of Information Technology, Sahiwal, Pakistan
5. Department of Mathematics, Governmental College University Faisalabad (GCUF), Faisalabad, Pakistan
6. Department of Mathematical Sciences, United Arab Emirates University, Al Ain, United Arab Emirates
7. Department of Mathematics, School of Natural Sciences (SNS), National University of Science and Technology (NUST), Islamabad, Pakistan
8. Department of Mechanical Engineering, Khomein Branch, Islamic Azad University, Khomein, Iran