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
"吉原, 直毅 and Kwak, Se Ho",A simple example of Sraffian indeterminacy in Walrasian general equilibrium framework,,"Institute of Economic Research, Hitotsubashi University",2020,Discussion paper series,,,,https://cir.nii.ac.jp/crid/1130005729174714888