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@article{DE_1985_21_6_a1, author = {A. A. Zevin}, title = {Estimates for periodic solutions of systems of second-order nonlinear differential equations}, journal = {Differencialʹnye uravneni\^a}, pages = {932--937}, publisher = {mathdoc}, volume = {21}, number = {6}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1985_21_6_a1/} }
TY - JOUR AU - A. A. Zevin TI - Estimates for periodic solutions of systems of second-order nonlinear differential equations JO - Differencialʹnye uravneniâ PY - 1985 SP - 932 EP - 937 VL - 21 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1985_21_6_a1/ LA - ru ID - DE_1985_21_6_a1 ER -
A. A. Zevin. Estimates for periodic solutions of systems of second-order nonlinear differential equations. Differencialʹnye uravneniâ, Tome 21 (1985) no. 6, pp. 932-937. http://geodesic.mathdoc.fr/item/DE_1985_21_6_a1/