Feasibility of a multisatellite investigation of the Earth's magnetosphere with radio tomography - Ergun, RE; Larson, DE; Phan, T; Taylor, D; Bale, S; Carlson, CW; Roth, I; Angelopoulos, V; Bell, T; Inan, US; Bougeret, JL; Manning, R (JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2000)