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) S. Paul Smith and Michel Van den Bergh,Noncommutative quadric surfaces,Journal of Noncommutative Geometry,1661-6952,European Mathematical Society - EMS - Publishing House GmbH,2013-09-24,7,3,817-856,https://cir.nii.ac.jp/crid/1363951794525949568,https://doi.org/10.4171/jncg/136