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) Dennis Yang and Qiang Zhang,"Drift Independent Volatility Estimation Based on High, Low, Open, and Close Prices",The Journal of Business,0021-9398,University of Chicago Press,2000-07,73,3,477-492,https://cir.nii.ac.jp/crid/1361699994058178304,https://doi.org/10.1086/209650