Stability, Periodic Solution and Kam Tori in the Circular Restricted (N+1)-Body Problem on ${ mathbb {S}}^3$ and ${ mathbb {H}}^3$. - Jaime Andrade; D. E. Espejo (J. Nonlinear Sci., 2023)

( textbf{(} boldsymbol{ mathbb{R}}^{ textbf{3}} boldsymbol{ times } boldsymbol{SO(3)} boldsymbol{ times } boldsymbol{ mathbb{T}}^{ textbf{6}} textbf{)} )-Reduction, Relative Equilibria, and Bifurcations for the Full Averaged Model of Two Interacting Rigid Bodies. - F. Crespo; D. E. Espejo; J. C. van der Meer (SIAM J. Appl. Dyn. Syst., 2024)