1. Faculty of Information Technology, National Academy of Education Management, Hanoi, Vietnam
2. Faculty of Computer Science, Phenikaa University, Hanoi, Vietnam
3. School of Information and Communication Technology (SoICT), Hanoi University of Science and Technology, Hanoi, Vietnam
4. Posts and Telecommunication Institute of Technology, Hanoi, Vietnam
5. Undergraduate Faculty, Fulbright University Vietnam, Ho Chi Minh City, Vietnam