著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI)
Giovanni Caggiano and Efrem Castelnuovo and Juan Manuel Figueres,Economic policy uncertainty and unemployment in the United States: A nonlinear approach,Economics Letters,0165-1765,Elsevier BV,2017-02,151,,31-34,https://cir.nii.ac.jp/crid/1361137044944698240,https://doi.org/10.1016/j.econlet.2016.12.002