Galactic Cosmic Rays access to the upper atmosphere and rings of Saturn
Anna Kotova1,2, Elias Roussos3, Norbert Krupp3 and Iannis S Dandouras4, (1)University Paul Sabatier Toulouse III, Toulouse Cedex 09, France, (2)Max Planck Institute for Solar System Research, Gottingen, Germany, (3)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (4)IRAP, Toulouse, France
