1. Topics in Nonlinear Dynamics;Berry;Am. Inst. Phys. Conf. Proc.,1978
2. Chaotic Behaviour of Deterministic Systems;Hénon,1983
3. Lectures on Celestial Mechanics;Siegel,1971
4. Geometrical Methods in the Theory of Ordinary Differential Equations;Arnol'd,1983
5. Elementary Stability and Bifurcation Theory;Iooss,1980