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@article{DE_1985_21_2_a23, author = {N. N. Nekhoroshev}, title = {On a theorem of {N.\,I.~Gavrilov}}, journal = {Differencialʹnye uravneni\^a}, pages = {335--338}, publisher = {mathdoc}, volume = {21}, number = {2}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1985_21_2_a23/} }
N. N. Nekhoroshev. On a theorem of N.\,I.~Gavrilov. Differencialʹnye uravneniâ, Tome 21 (1985) no. 2, pp. 335-338. http://geodesic.mathdoc.fr/item/DE_1985_21_2_a23/