1. Department of Mathematics V.S.B. Engineering College Karur India
2. Ramanujan Centre for Higher Mathematics Alagappa University Karaikudi India
3. School of Mathematics Southeast University Nanjing China
4. Department of Mathematics, Faculty of Science Maejo University Chiang Mai Thailand
5. Nonlinear Analysis and Applied Mathematics (NAAM) Research Group, Department of Mathematics, Faculty of Science King Abdulaziz University Jeddah Saudi Arabia