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 "Kühn, Jochen",Optimal risk-return trade-offs of commercial banks : and the suitability of profitability measures for loan portfolios,,Springer,2006,Lecture notes in economics and mathematical systems,,3540348190,,https://cir.nii.ac.jp/crid/1130282269085589120