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JOURNALS
// Differentsial'nye Uravneniya
// Archive
Differ. Uravn.,
1969
Volume 5,
Number 5,
Pages
964–966
(Mi de728)
Short Communications
Isochronism in the case of a focus
V. I. Chemodanov
Kazan State Pedagogical Institute
UDC:
517.917
Received:
01.07.1968
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Steklov Math. Inst. of RAS
, 2026
Fulltext:
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