DAO, Nguyen Van. Interaction between the elements characterizing the forced and parametric excitations. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 20, n. 1, p. 9–20, 1998. DOI: 10.15625/0866-7136/10008. Disponível em: https://vjmech.vast.vn/vjmech/article/view/10008. Acesso em: 8 nov. 2025.