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) Ryuko Hirata,Interpretation of the Long-Term Variation in Late-Type Active Be Stars,Publications of the Astronomical Society of Japan,00046264,Tokyo : Astronomical Society of Japan,1995-04,47,2,p195-218,https://cir.nii.ac.jp/crid/1524232504847198336,