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)
Yiyu Yao and Bingxue Yao,Covering based rough set approximations,Information Sciences,0020-0255,Elsevier BV,2012-10,200,,91-107,https://cir.nii.ac.jp/crid/1360294723194626560,https://doi.org/10.1016/j.ins.2012.02.065