著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Tsugunobu Nagai,Observed magnetic substorm signatures at synchronous altitude,Journal of Geophysical Research: Space Physics,0148-0227,American Geophysical Union (AGU),1982-06,87,A6,4405-4417,https://cir.nii.ac.jp/crid/1362825895737866496,https://doi.org/10.1029/ja087ia06p04405