Jockers, K. Department Planets and Comets, Max Planck Institute for Solar System Research, Max Planck Society; MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society;
Jockers, K., & Kulyk, I. (2002). Astrometry of comet C/2002 O4 (Hoenig). Minor Planet Circular of Minor Planet Center of IAU, MPC 46739.