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) 松本 浩典,A Time-Variable X-Ray Echo: Indications of aPast Flare of the Galactic-Center Black Hole,"Publications of the Astronomical Society of Japan 60, SP1",,,2008,,,201-206,https://cir.nii.ac.jp/crid/1010282257434064659,