1. Integrability and Nonintegrability of Dynamical Systems;Goriely,2001
2. Nonlinear Dynamics: Integrability, Chaos and Patterns;Lakshmanan,2002
3. Applications of Lie Groups to Differential Equations;Olver,1986
4. Integrability and Non-Integrability in Geometry and Mechanics;Fomenko,1988
5. What is Integrability?;Zakharov,1991