RUẬN, Đặng H. A doubleside finite automate. Journal of Computer Science and Cybernetics, [S. l.], v. 19, n. 1, p. 1–4, 2012. DOI: 10.15625/1813-9663/19/1/1515. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/1515. Acesso em: 2 may. 2024.