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@article{DE_1975_11_1_a16, author = {M. M. Khachev}, title = {The {Dirichlet} problem for the {Tricomi} equation in a rectangle}, journal = {Differencialʹnye uravneni\^a}, pages = {151--160}, publisher = {mathdoc}, volume = {11}, number = {1}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1975_11_1_a16/} }
M. M. Khachev. The Dirichlet problem for the Tricomi equation in a rectangle. Differencialʹnye uravneniâ, Tome 11 (1975) no. 1, pp. 151-160. http://geodesic.mathdoc.fr/item/DE_1975_11_1_a16/