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) 桂 利行,Lefschetz pencils on a certain hypersurface in positive characteristic,Advanced Studies in Pure Math.,,,2017,74,,,https://cir.nii.ac.jp/crid/1010566775385675266,