1. Ph.D., Associate Professor, School of Accounting and Auditing, Department of Auditing, National Economics University
2. Ph.D., Lecturer, Faculty of Accounting and Auditing, VNU University of Economics and Business
3. Ph.D., Lecturer, Faculty of Accounting and Auditing, Hanoi University of Industry
4. Ph.D., Associate Professor, School of Accounting and Auditing, National Economics University