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JOURNALS
// Differentsial'nye Uravneniya
// Archive
Differ. Uravn.,
1989
Volume 25,
Number 5,
Pages
790–799
(Mi de6842)
Ordinary Differential Equations
The problem of the center and focus for analytic systems with a zero linear part. I
A. P. Sadovskii
Yanka Kupala Pedagogical Institute of Grodno
UDC:
517.925.41
Received:
25.12.1987
Fulltext:
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English version:
Differential Equations, 1989,
25
:5,
552–560
Bibliographic databases:
©
Steklov Math. Inst. of RAS
, 2025
Fulltext:
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