Article
ANNALES GEOPHYSICAE  (2006)

Observation of two distinct cold, dense ion populations at geosynchronous orbit: local time asymmetry, solar wind dependence and origin

Lavraud, B.; Thomsen, M. F.; Wing S.; Fujimoto M.; Denton, M. H.; Borovsky, J. E.; Aasnes, A.; Seki, K.; Weygand, J. M.