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) Syun-Ichi Akasofu and Sydney Chapman,"The ring current, geomagnetic disturbance, and the Van Allen radiation belts",Journal of Geophysical Research,0148-0227,American Geophysical Union (AGU),1961-05,66,5,1321-1350,https://cir.nii.ac.jp/crid/1360011146601325824,https://doi.org/10.1029/jz066i005p01321