@article{oai:jaxa.repo.nii.ac.jp:00023766, author = {藤本, 正樹 and 関, 華奈子 and Lavraud, B. and Thomsen, M. F. and Wing, S. and Fujimoto, Masaki and Denton, M. H. and Borovsky, J. E. and Aasnes, A. and Seki, Kanako and Weygand, J. M.}, issue = {12}, journal = {Annales Geophysicae}, month = {Dec}, note = {Accepted: 2006-11-08, 資料番号: SA1000442000}, pages = {3451--3465}, title = {Observation of two distinct cold, dense ion populations at geosynchronous orbit: local time asymmetry, solar wind dependence and origin}, volume = {24}, year = {2006} }