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@article{DE_1992_28_12_a8, author = {A. B. Bazarbekov}, title = {An analogue of the {Darboux} problem for the two-dimensional wave equation. {I}}, journal = {Differencialʹnye uravneni\^a}, pages = {2075--2085}, publisher = {mathdoc}, volume = {28}, number = {12}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1992_28_12_a8/} }
A. B. Bazarbekov. An analogue of the Darboux problem for the two-dimensional wave equation. I. Differencialʹnye uravneniâ, Tome 28 (1992) no. 12, pp. 2075-2085. http://geodesic.mathdoc.fr/item/DE_1992_28_12_a8/