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;
Poulter, E. M., Nielsen, E., & Potemra, T. A. (1982). Field-aligned currents associated with Pc5 pulsaitons:STARE and TRIAD observations. Journal Geophysical Research, 87, 2331.