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@article{DAN_1965_162_5_a4, author = {L. I. Kovalenko}, title = {A generalised solution of the {Tricomi} problem}, journal = {Doklady Akademii Nauk}, pages = {988--991}, publisher = {mathdoc}, volume = {162}, number = {5}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_162_5_a4/} }
L. I. Kovalenko. A generalised solution of the Tricomi problem. Doklady Akademii Nauk, Tome 162 (1965) no. 5, pp. 988-991. http://geodesic.mathdoc.fr/item/DAN_1965_162_5_a4/