1. Arredondo, J.A., Perez-Chavela, E., Stoica, C.: Dynamics in the Schwarzschild isosceles three body problem. J. Nonlinear Sci. 24, 997–1032, 2014
2. Banachiewitz, T.: Sur un cas particulier du problème des trois corps. C. R. Acad. Sci. Paris 142, 510–512, 1906
3. Bahri, A., Rabinowitz, P.H.: Periodic solutions of Hamiltonian systems of 3-body type. Ann. Inst. Henri Poincaré Anal. Nonlinéaire 8, 561–649, 1991
4. Barutello, V., Ferrario, D.L., Terracini, S.: On the singularities of generalized solutions to n-body-type problems. Int. Math. Res. Not. 2008, rnn069, 2008
5. Burgos, J., Maderna, E.: Geodesic rays of the N-body problem, arXiv:2002.06153v3