Krupp, N. 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;
Carbary, J. F., Mitchell, D. G., Krimigis, S. M., & Krupp, N. (2009). Dual periodicities in energetic electrons at Saturn. Geophysical Research Letters, 36: L20103. doi:10.1029/2009GL040517.