Matsui, H 2009Puhl-Quinn, PA, Vallat, C, Dandouras, I, de Keyser, J, Gallagher, DL, Darrouzet, F, Goldstein, J, Foster, JC, Matsui, H Electric Fields and Magnetic Fields in the Plasmasphere: A Perspective From CLUSTER and IMAGE PDF (Online Viewing) 2009-12.pdf