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) Yasuhiro Yamai and Toshinao Yoshiba,Value-at-risk versus expected shortfall: A practical perspective,Journal of Banking & Finance,0378-4266,Elsevier BV,2005-04,29,4,997-1015,https://cir.nii.ac.jp/crid/1360017287727589760,https://doi.org/10.1016/j.jbankfin.2004.08.010