1. Faculty of Fundamental Science, Industrial University of Ho Chi Minh City, Vietnam
2. Division of Applied Mathematics, Science and Technology Advanced Institute, Van Lang University, Ho Chi Minh City, Vietnam
3. Faculty of Applied Technology, School of Engineering and Technology, Van Lang University, Ho Chi Minh City, Vietnam
4. Department of Mathematics, University of Rajasthan, Jaipur-302004, India
5. Division of Applied Mathematics, Thu Dau Mot University, Binh Duong Province, Vietnam