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@article{DAN_1990_314_1_a41, author = {V. N. Berkovich}, title = {On the theory of mixed problems in the dynamics of wedge-shaped}, journal = {Doklady Akademii Nauk}, pages = {172--175}, publisher = {mathdoc}, volume = {314}, number = {1}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1990_314_1_a41/} }
V. N. Berkovich. On the theory of mixed problems in the dynamics of wedge-shaped. Doklady Akademii Nauk, Tome 314 (1990) no. 1, pp. 172-175. http://geodesic.mathdoc.fr/item/DAN_1990_314_1_a41/