VANTHANG, D.; VAN BAN, D. Definition membership function based on approach to hedge algebras. Journal of Computer Science and Cybernetics, [S. l.], v. 31, n. 4, p. 277, 2016. DOI: 10.15625/1813-9663/31/4/6189. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/6189. Acesso em: 18 jul. 2024.