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 "Stevens, Leo and Foundation for European Fiscal Studies",Pension systems in the European Union : competition and tax aspects,,Kluwer Law International,1999,EFS,,9041197524,,https://cir.nii.ac.jp/crid/1130000797304887552