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) ,The Role of Firm is to Use Capital Efficiently,"The Financial Business Review(Toyo Keizai, Inc.) No.230",,,2004,,,74-77,https://cir.nii.ac.jp/crid/1010000781803985297,