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@article{DAN_1986_289_3_a8, author = {M. S. Salakhitdinov and B. Islomov}, title = {The {Tricomi} problem for a general linear equation of mixed type}, journal = {Doklady Akademii Nauk}, pages = {549--553}, publisher = {mathdoc}, volume = {289}, number = {3}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1986_289_3_a8/} }
M. S. Salakhitdinov; B. Islomov. The Tricomi problem for a general linear equation of mixed type. Doklady Akademii Nauk, Tome 289 (1986) no. 3, pp. 549-553. http://geodesic.mathdoc.fr/item/DAN_1986_289_3_a8/