KHANG, N. V.; SON, T. D. On a model of the nonlinear torsional vibration with variable generalized masses. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 14, n. 2, p. 17–22, 1992. DOI: 10.15625/0866-7136/10229. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/10229. Acesso em: 25 apr. 2024.