Thi, Vu Duc, and Nguyen Kim Anh. “Các phụ thuộc yếu Trong Mô hình dữ liệu Quan hệ”. <i>Journal of Computer Science and Cybernetics</i> 6, no. 4 (January 30, 2018): 27–32. Accessed December 5, 2025. https://vjs.ac.vn/jcc/article/view/11151.