[1] J.Moser, Stable and Random Motions in Dynamical Systems (Princeton Univ. Press, NJ, 1973).

[2] V.I.Arnol d, Mathematical Methods in Classical Mechanics (Springer-Verlag, Heidelberg, 1978).

[3] R.H.G.Helleman, Self-Generated Chaotic Behaviour in Nonlinear Mechanics , Fund. Prob. Stat. Mech. 5, 165 233 (1980).

[4] R.S.MacKay and J.D.Meiss (Editors), Hamiltonian Dynamical Systems: A Reprint Selection (Adam Hilger, Bristol, 1987).

[5] M.V.Berry, I.C.Percival, and N.O.Weiss (Editors), Dynamical Chaos (Proc. Roy. Soc. London, 1987).

[6] F.C.Moon, Chaotic Vibrations. An Introduction for Applied Scientists and Engineers (Wiley, New York, 1987).

[7] J.M.T.Thompson and H.B.Stewart, Nonlinear Dynamics and Chaos (Wiley, New York, 1986).

[8] H.G.Schuster, Deterministic Chaos An Introduction (VCH Verlagsgesellschaft, Weinheim, 1989).

[9] E.Ott, Chaos in Dynamical Systems (Cambridge Univ. Press, UK, 1993).

[10] C.Grebogi, S.W.McDonald, E.Ott, and J.A.Yorke, Final State Sensitivity: An Obstruction to Predictability , Phys. Lett. A 99, 415 418 (1983).

[11] F.C.Moon, Fractal Boundary for Chaos in a Two-State Mechanical Oscillator , Phys. Rev. Lett. 53, 1962 1964 (1984).

[12] C.Grebogi, E.Ott, and J.A.Yorke, Fractal Basin Boundaries, Long-Lived Chaotic Transients, and Unstable-Unstable Pair Bifurcations , Phys. Rev. Lett. 50, 935 938 (1983).

[13] E.G.Gwinn and R.M.Westervelt, Horseshoes in the Driven, Damped Pendulum , Physica D 23, 396 401 (1986).

[14] C.Grebogi, E.Ott, and J.A.Yorke, Basin Boundary Metamorphoses: Changes in Accessible Boundary Orbits , Physica D 24, 243 262 (1987).

[15] S.Smale, Differentiate Dynamical Systems , Bull. Amer. Math. Soc. 73, 747 817 (1967).

[16] J.Guckenheimer and P.J.Holmes, Nonlinear Oscillations, Dynamical Systems, and Bifurcations of Vector...