LE, N. N. Stability and resolution of non-linear dynamic systems containing time delays. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 16, n. 3, p. 17–22, 1994. DOI: 10.15625/0866-7136/10170. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/10170. Acesso em: 27 apr. 2024.