![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)
Author: Cherkas L. A.
Publisher: MAIK Nauka/Interperiodica
ISSN: 0012-2661
Source: Differential Equations, Vol.39, Iss.10, 2003-10, pp. : 1404-1413
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract
Related content
![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)
On an estimate of the number of limit cycles in a quadratic system
By Cherkas L.
Differential Equations, Vol. 43, Iss. 5, 2007-05 ,pp. :
![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)
![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)
![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)