1. Industrial University of Ho Chi Minh City, Ho Chi Minh City, Vietnam
2. Faculty of Math, FPT University HCM, Saigon Hi-Tech Park, Thu Duc City, Ho Chi Minh City, Vietnam
3. Division of Applied Mathematics, Science and Technology Advanced Institute, Van Lang University, Ho Chi Minh City, Vietnam
4. Faculty of Technology, Van Lang University, Ho Chi Minh City, Vietnam