Nielsen, E. MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society; Department Planets and Comets, Max Planck Institute for Solar System Research, Max Planck Society;
Nielsen, E.(2001). Antenna system for a high resolution imaging riometer (MPAE-W-03-01-04). Katlenburg-Lindau, Germany: Max-Planck-Institut für Aeronomie.