1. A public-domain asteroid orbit database;Bowell,1994
2. Dynamics of the asteroidal 2/1 resonance;Ferraz-Mello;Astron. J.,1994
3. Orbital evolution of asteroids in the Hecuba gap;Ferraz-Mello,1997
4. A study of commensurable motion in the asteroid belt;Giffen;Astron. Astrophys.,1973
5. A bridge between secondary and secular resonances inside the Hecuba gap;Henrard;Icarus,1995