1. Centre for Mathematical Plasma Astrophysics, Department of MathematicsKU Leuven Leuven Belgium
2. Laboratoire Atmosphères, Milieux, Observations SpatialesUniversité de Versailles à Saint Quentin Guyancourt France
3. Laboratory for Atmospheric and Space PhysicsUniversity of Colorado Boulder Boulder Colorado USA
4. Physics Department, St. Petersburg State University St. Petersburg Russia
5. Swedish Institute of Space Physics Uppsala Sweden
6. High Performance Computing and VisualizationRoyal Institute of Technology Stockholm Sweden