SOSNITSKII, S. P. On the instability of lagrange solutions in the three-body problem. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 48, n. 11, p. 1580–1585, 1996. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5214. Acesso em: 5 dec. 2025.