1. H. Abarbanel, R. Brown, and J. Kadtke, “Prediction and system identification in chaotic nonlinear systems: time series with broadband spectra”, Phys. Lett. A 18, 401 (1989).
2. N. B. Abraham, A. M. Albano, B. Das, T. Mello, M. F. H. Tarroja, N. Tufillaro, and R. S. Gioggia, “Definitions of chaos and measuring its characteristics”, in: Optical Chaos, J. Chrostowski and N. B. Abraham eds. (Proc. SPIE 667, 1986 ).
3. N. B. Abraham, J. P. Gollub, and H. Swinney, “Testing nonlinear dynamics”, Physica. 11D, 252 (1984).
4. N. B. Abraham, A. M. Albano, B. Das, G. DeGuzman, S. Young, R. S. Gioggia, G. P. Puccioni, J. R. Tredicce, “Calculating the dimension of attractors from small data sets”, Phys. Lett. 114A, 217 (1986).
5. N. B. Abraham, et al., “Experimental measurements of transitions to pulsations and chaos in a single mode, unidirectional ring laser”, in:Instabilities and chaos in quantum optics, F.T. Arecchi and R.G. Harrison, eds. ( Springer-Verlag, Berlin, 1987 ).