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 "Schwalbe, Ulrich",The core of economies with asymmetric information,,Springer,1999,Lecture notes in economics and mathematical systems,,3540660283,,https://cir.nii.ac.jp/crid/1130282271397136384