References
References
- Noack B R Banaszuk A Mezic I 2000 Controling vortex motion and chaotic advection Proc. 39th IEEE Conf. on Decision and Control 2000 (Sydney, NSW, Australia, 2000) Paper INV 4902
- Bogolyubov N N Mitropolsky Yu A 1961 Asymptotic Methods in the Theory of Nonlinear Oscillations New York Gordon and Breach vol 537
- Arnol'd V I 1983 Geometrical Methods in the Theory of Ordinary Differential Equations Berlin Springer vol XI p 334