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
"Nygård, Fredrik and Sandström, Arne",Measuring income inequality,,Almqvist & Wiksell,1981,Acta Universitatis Stockholmiensis,,9122004394,,https://cir.nii.ac.jp/crid/1130000796088683264