PROKOPENYA, Alexander N. Numerical-symbolic methods for searching relative equilibria in the restricted problem of four bodies. Mathematical Modelling and Analysis, [S. l.], v. 23, n. 3, p. 507–525, 2018. DOI: 10.3846/mma.2018.030. Disponível em: https://journals.vilniustech.lt/index.php/MMA/article/view/313. Acesso em: 9 may. 2025.