@article{00039579, title = {Interpolation by natural cubic spline.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {15}, year = {1992}, pages = {229-234}, doi = {10.1155/S0161171292000292}, zbl = {0771.41004}, language = {en}, url = {http://dml.mathdoc.fr/item/00039579} }
Kumar, Arun; Govil, L.K. Interpolation by natural cubic spline.. International Journal of Mathematics and Mathematical Sciences, Tome 15 (1992) pp. 229-234. doi : 10.1155/S0161171292000292. http://gdmltest.u-ga.fr/item/00039579/