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 "南條, 善治",Practical use of interpolatory cubic and rational spline functions for fertility data,,Nihon University Population Research Institute,1986,NUPRI research paper series,,,,https://cir.nii.ac.jp/crid/1130282270171860224