Anh, Tran Duy. “Representation of Approximate Functional Dependencies Using Partitions, Discernibility Matrix and Association Rules”. Journal of Computer Science and Cybernetics 30, no. 2 (June 10, 2014): 163–176. Accessed March 29, 2024. https://vjs.ac.vn/index.php/jcc/article/view/3280.