![](/img/cover-not-exists.png)
Centers and Isochronous Centers of Liénard Systems
Amel’kin, V. V., Rudenok, A. E.Volume:
55
Language:
english
Journal:
Differential Equations
DOI:
10.1134/S0012266119030017
Date:
March, 2019
File:
PDF, 317 KB
english, 2019