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) I.J Schoenberg,Cardinal interpolation and spline functions,Journal of Approximation Theory,0021-9045,Elsevier BV,1969-06,2,2,167-206,https://cir.nii.ac.jp/crid/1360011144841982848,https://doi.org/10.1016/0021-9045(69)90040-9