SYZDYKOV, M. Membership Problem in Non-deterministic Finite Automata for Extended Regular Expressions in Linear Polynomial Time. ADVANCED TECHNOLOGIES AND COMPUTER SCIENCE, [S. l.], v. 1, n. 4, p. 14–17, 2021. Disponível em: https://atcs.iict.kz/index.php/atcs/article/view/71. Acesso em: 3 may. 2024.