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@article{DE_1977_13_6_a2, author = {M. A. Valiev}, title = {Asymptotic solution of differential equations in a {Hilbert} space}, journal = {Differencialʹnye uravneni\^a}, pages = {992--995}, publisher = {mathdoc}, volume = {13}, number = {6}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1977_13_6_a2/} }
M. A. Valiev. Asymptotic solution of differential equations in a Hilbert space. Differencialʹnye uravneniâ, Tome 13 (1977) no. 6, pp. 992-995. http://geodesic.mathdoc.fr/item/DE_1977_13_6_a2/