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JOURNALS
// Differentsial'nye Uravneniya
// Archive
Differ. Uravn.,
1997
Volume 33,
Number 2,
Pages
236–244
(Mi de9197)
This article is cited in
6
papers
Ordinary Differential Equations
Solution of the center and focus problem for a cubic system of nonlinear oscillations
A. P. Sadovskii
Yanka Kupala State University of Grodno
UDC:
517.925.41
Received:
12.04.1996
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Differential Equations, 1997,
33
:2,
236–244
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