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 "Laursen, Thomas and International Monetary Fund. European I Dept",Pension system viability and reform alternatives in the Czech Republic,,International Monetary Fund,2000,IMF working paper,,,,https://cir.nii.ac.jp/crid/1130282269600332160