TT | Thứ tự theo năm | Thời gian | Tổ chức | Người ký |
1. | 1. | 4/1994 | Monash University, Australia | Prof. Nguyen Van Dao President of VNU |
2. | 2. | 10/10/1994 | EF Int'l School United States of America ( USA ) | Dr. Vu Ngoc Tu – Director of Int'l Relations Dept. |
3. | 3. | 26/11/1994 | University of Passau | Prof. Nguyen Van Dao President |
4. | 4. | 28/11/1994 | Royal Melbourne Institute of Technology ( Australia ) | Prof. Nguyen Van Dao President of VNU |
