On the Coppel Problem for Quadratic Systems with a Fine Focus
Differencialʹnye uravneniâ, Tome 41 (2005) no. 8, pp. 1100-1104
Cet article a éte moissonné depuis la source Math-Net.Ru
@article{DE_2005_41_8_a10,
author = {L. A. Cherkas and I. L. Shevtsov},
title = {On the {Coppel} {Problem} for {Quadratic} {Systems} with a {Fine} {Focus}},
journal = {Differencialʹnye uravneni\^a},
pages = {1100--1104},
year = {2005},
volume = {41},
number = {8},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DE_2005_41_8_a10/}
}
L. A. Cherkas; I. L. Shevtsov. On the Coppel Problem for Quadratic Systems with a Fine Focus. Differencialʹnye uravneniâ, Tome 41 (2005) no. 8, pp. 1100-1104. http://geodesic.mathdoc.fr/item/DE_2005_41_8_a10/