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 "Koch, Manfred and Thimann, Christian and Kincaid, G. Russell and Gupta, Sanjeev",From generosity to sustainability : the Austrian pension system and options for its reform,,International Monetary Fund,1997,IMF working paper,,,,https://cir.nii.ac.jp/crid/1130000795370962944