Multiscale Processes in the Earth's Magnetosphere: From Interball to Cluster : Proceedings of the NATO ARW on Multiscale Processes in the Earth's Magnetosphere: From Interball to Cluster, Prague, Czech Republic from 9 to 12 September 2003 - Jean-André Sauvaud, Zden.k N.me.ek ((NATO Science Series II: Mathematics, Physics and Chemistry))