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) 春名 太一,Double approximation and complete lattices. Lecture Notes in Artificial Intelligence,Lecture Notes in Artificial Intelligence 5589,,,2009,,,52-59,https://cir.nii.ac.jp/crid/1010282257044023323,