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
"Koopmans, Tjalling Charles and Diamond, Peter A. and Williamson, Richard E.",Stationary utility and time perspective . On the existence of a subinvariant measure,,Cowles Foundation for Research in Economics at Yale University,1964,Cowles Foundation paper,,,,https://cir.nii.ac.jp/crid/1130282271409869696