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) Naohiro Ogawa,Very Low Fertility and the High Costs of Children and the Elderly in Japan and Selected Asian Countries : An NTA Approach,"紀要 = Bulletin of Research Institute of Economic Science, College of Economics, Nihon University",03859983,東京 : 日本大学経済学部経済科学研究所,2013-03,,43,3-16,https://cir.nii.ac.jp/crid/1520572358009656832,