Dieu, Phan Đinh, and Tran Dinh Que. “Reasoning in Knowledge Bases With External and Internal Uncertainties”. Journal of Computer Science and Cybernetics 10, no. 2 (April 14, 2016): 1–8. Accessed November 22, 2024. https://vjs.ac.vn/index.php/jcc/article/view/8167.