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
"Beals, Richard and Koopmans, Tjalling Charles",Maximizing stationary utility in a constant technology,,Cowles Foundation for Research in Economics at Yale University,1970,Cowles Foundation paper,,,,https://cir.nii.ac.jp/crid/1130282273139904128