Birkhauser · Cambridge University Press
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Limit cycles of differential equations | 978-0-8176-8409-9 (0-8176-8409-3) | 2007 | Colin Christopher |
| Normal Forms and Bifurcation of Planar Vector Fields | 978-0-521-37226-8 (0-521-37226-7) | 1994 | Shui-Nee Chow · Duo Wang |