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 "芝田, 隆志 and Yamada, Tetsuya and 日本銀行金融研究所",Dynamic model of credit risk in relationship lending : a game-theoretic real options approach,,"Institute for Monetary and Economic Studies, Bank of Japan",2009,IMES discussion paper series,,,,https://cir.nii.ac.jp/crid/1130282270448143360