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) ,"Ambient metric construction of CR invariant differential operators, in Symmetries and Overdetermined Systems of Partial Differential Equations",The IMA volumes in mathematics and its applications 144,,,2008,,,61-76,https://cir.nii.ac.jp/crid/1010000782446274190,