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
"Fiedler, Edgar R. and Pech, Maude R.",Measures of credit risk and experience,,National Bureau of Economic Research,1971,National Bureau of Economic Research general series,,0870142283,,https://cir.nii.ac.jp/crid/1130282273038275456