@article{1102867103, author = {Mittal, Yashaswini}, title = {A class of isotropic covariance functions.}, journal = {Pacific J. Math.}, volume = {67}, number = {2}, year = {1976}, pages = { 517-538}, language = {en}, url = {http://dml.mathdoc.fr/item/1102867103} }
Mittal, Yashaswini. A class of isotropic covariance functions.. Pacific J. Math., Tome 67 (1976) no. 2, pp. 517-538. http://gdmltest.u-ga.fr/item/1102867103/