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) 藤原 耕二,Free groups of interval exchange transformations are rare,"Groups, Geometry, and Dynamics",,,2013,7,,883-910,https://cir.nii.ac.jp/crid/1010282257168307846,