1. The outer Solar System for 200 million years;Applegate;Astron. J.,1986
2. Long-term numerical integrations and synthetic theories for the motion of the outer planets;Carpino;Astron. Astrophys.,1987
3. A universal instability of many-dimensional oscillator systems;Chirikov;Phys. Rep.,1979
4. The origin of short-period comets;Duncan;Astrophys. J. Lett.,1988
5. New numerical experiments to deplete the outer part of the asteroidal belt;Froeschlé;Astron. Astrophys.,1979