SANH, Do. A form of equation of motion of a mechanical system. <b>Vietnam Journal of Mechanics</b>, Hanoi, Vietnam, v. 17, n. 3, p. 45–48, 1995. DOI: 10.15625/0866-7136/10138. Disponível em: https://vjmech.vast.vn/vjmech/article/view/10138. Acesso em: 8 nov. 2025.