KHANG, N. V.; DUONG, N. H. On the transition from regular to chaotic behaviors in the two degrees of freedom dynamical system. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 29, n. 3, p. 353–374, 2007. DOI: 10.15625/0866-7136/29/3/5545. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/5545. Acesso em: 5 may. 2024.