HAI, N. Stability of a rotor excited by parameter and bedded on two radial bearings. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 4, n. 1, p. 14–18, 1982. DOI: 10.15625/0866-7136/10442. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/10442. Acesso em: 16 apr. 2024.