Thi, Vũ Đức. “On the Equivalent Descriptions of Family of Functional Dependencies in the Relational Data Model”. <i>Journal of Computer Science and Cybernetics</i> 11, no. 4 (April 14, 2016): 35–45. Accessed November 5, 2025. https://jcc.vast.vn/jcc/article/view/8159.