Thuần, Hồ, and Trần Thiên Thành. “On Functional Dependencies and Multivalued Dependencies in Fuzzy Relational Databases”. Journal of Computer Science and Cybernetics 17, no. 2 (August 1, 2012): 13–19. Accessed November 22, 2024. https://vjs.ac.vn/index.php/jcc/article/view/2438.