Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1975_11_a4, author = {A. A. Kelzon}, title = {Interpolation on the sphere}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {41--46}, publisher = {mathdoc}, number = {11}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1975_11_a4/} }
A. A. Kelzon. Interpolation on the sphere. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 11 (1975), pp. 41-46. http://geodesic.mathdoc.fr/item/IVM_1975_11_a4/