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@article{DE_1985_21_9_a24, author = {A. A. Kosovets}, title = {Solvability of the {Tricomi} problem for an equation of mixed type}, journal = {Differencialʹnye uravneni\^a}, pages = {1627--1628}, publisher = {mathdoc}, volume = {21}, number = {9}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1985_21_9_a24/} }
A. A. Kosovets. Solvability of the Tricomi problem for an equation of mixed type. Differencialʹnye uravneniâ, Tome 21 (1985) no. 9, pp. 1627-1628. http://geodesic.mathdoc.fr/item/DE_1985_21_9_a24/