DINH, Nguyen Van. The absorber in parametric and forced systems. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 2, n. 2, p. 9–18, 1980. DOI: 10.15625/0866-7136/9909. Disponível em: https://vjmech.vast.vn/vjmech/article/view/9909. Acesso em: 9 nov. 2025.