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 "Nam, Sang-ho and 韓國保健社會研究院",Socioeconomic effects of retirement age extension,,Korea Institute for Health and Social Affairs,2018,Policy report,,9788968275173,,https://cir.nii.ac.jp/crid/1130566851165251072