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@article{DAN_1975_222_6_a1, author = {I. I. Ibragimov and N. I. Nagnibida}, title = {On the {Whittaker} problem}, journal = {Doklady Akademii Nauk}, pages = {1269--1271}, publisher = {mathdoc}, volume = {222}, number = {6}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1975_222_6_a1/} }
I. I. Ibragimov; N. I. Nagnibida. On the Whittaker problem. Doklady Akademii Nauk, Tome 222 (1975) no. 6, pp. 1269-1271. http://geodesic.mathdoc.fr/item/DAN_1975_222_6_a1/