New families of periodic orbits in the 4-body problem emanating from a kite configuration. - Abimael Bengochea; Antonio Hernández-Garduño; Ernesto Pérez-Chavela (Appl. Math. Comput., 2021)

The spatial Hill four-body problem I - An exploration of basic invariant sets. - Jaime Burgos-García; Abimael Bengochea; Luis Franco-Pérez (Commun. Nonlinear Sci. Numer. Simul., 2022)