著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Ubukata, Masato and 渡部, 敏明 and 日本銀行金融研究所",Pricing Nikkei 225 options using realized volatility,,"Institute for Monetary and Economic Studies, Bank of Japan",2011,IMES discussion paper series,,,,https://cir.nii.ac.jp/crid/1130282269987216512