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) BRIESKORN E.,Singular elements of semi-simple algebraic groups,"Proc. ICM, Nice, 1970",,,1970,,,,https://cir.nii.ac.jp/crid/1574231875448886656,