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2. Strange Attractors and Chaotic Motions of Dynamical Systems;Ott;Rev. Mod. Phys.,1981
3. Self-Generated Chaotic Behavior in Nonlinear Mechanics;Helleman,1980
4. Chaotic Bahavior and Fluid Dynamics;Yorke,1981
5. Fractals: Form, Chance, and Dimension;Mandelbrot,1977