-, -. Brief. Journal of Computer Science and Cybernetics, [S. l.], v. 1, n. 4, p. 25–28, 2015. DOI: 10.15625/1813-9663/1/4/6703. Disponível em: https://vjs.ac.vn/jcc/article/view/6703. Acesso em: 30 apr. 2025.