DAO, N. V. Parametric vibration of mechanical system with several degrees of freedom under the action of electromagnetic force. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 29, n. 3, p. 167–175, 2007. DOI: 10.15625/0866-7136/29/3/5529. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/5529. Acesso em: 2 may. 2024.