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@article{DAN_1980_252_3_a7, author = {N. G. Marchuk}, title = {On the existence of solutions of a mixed problem for the vector wave equation}, journal = {Doklady Akademii Nauk}, pages = {546--549}, publisher = {mathdoc}, volume = {252}, number = {3}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1980_252_3_a7/} }
N. G. Marchuk. On the existence of solutions of a mixed problem for the vector wave equation. Doklady Akademii Nauk, Tome 252 (1980) no. 3, pp. 546-549. http://geodesic.mathdoc.fr/item/DAN_1980_252_3_a7/