KHANG, Nguyen Van. About the Gibbs-Appel equations for multibody systems. <b>Vietnam Journal of Mechanics</b>, Hanoi, Vietnam, v. 28, n. 4, p. 225–229, 2006. DOI: 10.15625/0866-7136/28/4/5582. Disponível em: https://vjmech.vast.vn/vjmech/article/view/5582. Acesso em: 9 nov. 2025.