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@article{DE_1993_29_5_a21, author = {D. V. Sivakov}, title = {On a problem of {A.\,N.~Tikhonov} in a semibounded domain}, journal = {Differencialʹnye uravneni\^a}, pages = {905--907}, publisher = {mathdoc}, volume = {29}, number = {5}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1993_29_5_a21/} }
D. V. Sivakov. On a problem of A.\,N.~Tikhonov in a semibounded domain. Differencialʹnye uravneniâ, Tome 29 (1993) no. 5, pp. 905-907. http://geodesic.mathdoc.fr/item/DE_1993_29_5_a21/