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)
M. Ratner,Invariant measures and orbit closures for unipotent actions on homogeneous spaces,Geometric and Functional Analysis,1016-443X,Springer Science and Business Media LLC,1994-03,4,2,236-257,https://cir.nii.ac.jp/crid/1361418521431584896,https://doi.org/10.1007/bf01895839