DIEU, P. Đinh; QUE, T. D. Reasoning in knowledge bases with external and internal uncertainties. Journal of Computer Science and Cybernetics, [S. l.], v. 10, n. 2, p. 1–8, 2016. DOI: 10.15625/1813-9663/10/2/8167. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/8167. Acesso em: 4 may. 2024.