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@article{DAN_1967_174_1_a5, author = {M. E. Lerner and S. P. Pul'kin}, title = {A singular problem with {F.\,I.~Frankl'} and {F.~Tricomi} conditions}, journal = {Doklady Akademii Nauk}, pages = {24--26}, publisher = {mathdoc}, volume = {174}, number = {1}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1967_174_1_a5/} }
M. E. Lerner; S. P. Pul'kin. A singular problem with F.\,I.~Frankl' and F.~Tricomi conditions. Doklady Akademii Nauk, Tome 174 (1967) no. 1, pp. 24-26. http://geodesic.mathdoc.fr/item/DAN_1967_174_1_a5/