KHANG, N. V. The contributions of Professor Nguyen Van Dao in the Field of Nonlinear Oscillations. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 44, n. 4, p. 293–316, 2022. DOI: 10.15625/0866-7136/17588. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/17588. Acesso em: 29 mar. 2024.