Differential equat ...
The theory of ordi ...
Stability and peri ...
Stabilization prob ...
An introduction to ...
Introduction to di ...
Introduction to sy ...
Ordinary different ...
Numerical methods ...
Weak convergence m ...
Key to Cohen's an ...
Key to Cohen's on ...
Techniques in part ...
Methods of bifurca ...
An elementary trea ...
Computational diff ...
Free and moving bo ...