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) Kangjin Lee and Y.-J. Moon and Jin-Yi Lee and Kyoung-Sun Lee and Hyeonock Na,Solar Flare Occurrence Rate and Probability in Terms of the Sunspot Classification Supplemented with Sunspot Area and Its Changes,Solar Physics,0038-0938,Springer Science and Business Media LLC,2012-09-07,281,2,639-650,https://cir.nii.ac.jp/crid/1361137043991099264,https://doi.org/10.1007/s11207-012-0091-9