DINH, N. V.; CHI, T. K. Identifying the resonance curve of a system subjected to linear and quadratic parametric excitations (case without damping). Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 21, n. 4, p. 194–202, 1999. DOI: 10.15625/0866-7136/10001. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/10001. Acesso em: 26 apr. 2024.