SANH, D. A form of equation of motion of a mechanical system. Vietnam Journal of Mechanics, Hanoi, Vietnam, v. 17, n. 3, p. 45–48, 1995. DOI: 10.15625/0866-7136/10138. Disponível em: https://vjs.ac.vn/index.php/vjmech/article/view/10138. Acesso em: 22 feb. 2024.