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@article{DE_2003_39_10_a4, author = {L. A. Cherkas}, title = {An {Estimate} of the {Number} of {Limit} {Cycles} via {Critical} {Points} of {Conditional} {Extremum}}, journal = {Differencialʹnye uravneni\^a}, pages = {1334--1342}, publisher = {mathdoc}, volume = {39}, number = {10}, year = {2003}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2003_39_10_a4/} }
TY - JOUR AU - L. A. Cherkas TI - An Estimate of the Number of Limit Cycles via Critical Points of Conditional Extremum JO - Differencialʹnye uravneniâ PY - 2003 SP - 1334 EP - 1342 VL - 39 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2003_39_10_a4/ LA - ru ID - DE_2003_39_10_a4 ER -
L. A. Cherkas. An Estimate of the Number of Limit Cycles via Critical Points of Conditional Extremum. Differencialʹnye uravneniâ, Tome 39 (2003) no. 10, pp. 1334-1342. http://geodesic.mathdoc.fr/item/DE_2003_39_10_a4/