Ban, Đoàn Văn, Hồ Cẩm Hà, and Võ Đức Quảng. “Fuzzy Object Functional Dependences in Fuzzy Object-Oriented Databases”. <i>Journal of Computer Science and Cybernetics</i> 28, no. 2 (October 18, 2012): 103–114. Accessed November 4, 2025. https://jcc.vast.vn/jcc/article/view/2492.