NGUYEN, . X. H.; DONG , M. L.; NGUYEN , . V. B.; DANG , V. L. Study the effect of external periodic excitation on the chua’s circuit using the gyrator. Journal of Technical Education Science, [S. l.], v. 7, n. 1, p. 79–87, 2012. Disponível em: https://www.jte.edu.vn/index.php/jte/article/view/729. Acesso em: 7 apr. 2026.