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JOURNALS
// Differentsial'nye Uravneniya
// Archive
Differ. Uravn.,
1969
Volume 5,
Number 2,
Pages
326–330
(Mi de650)
On the problem of discrimination of center and focus
A. P. Sadovskii
V. I. Lenin Belorusskii State University
UDC:
517.917
Received:
06.03.1968
Fulltext:
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Bibliographic databases:
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Steklov Math. Inst. of RAS
, 2024
Fulltext:
PDF file (409 kB)