THI, C. Đình. Contructing some coding methods to solf the data in Vietnamese. Journal of Computer Science and Cybernetics, [S. l.], v. 19, n. 2, p. 147–154, 2012. DOI: 10.15625/1813-9663/19/2/1507. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/1507. Acesso em: 18 jul. 2024.