1. Chua, L.O., Lin, T. ‘Chaos in digital filters’, IEEE Trans. Circuits Syst. 35(6) (1988)
2. Kocarev, L., Wu, C.W. and Chua, L.O., ‘Complex behaviour in Digital filters with overflow nonlinearity: analytical results’, IEEE Trans. CAS-II 43 (1996) 234–246.
3. COMPLEX BEHAVIOR IN DIGITAL FILTERS
4. On the Geometry of Orientation-Preserving Planar Piecewise Isometries
5. Feely, O. and Fitzgerald, D., ‘Non-ideal and chaotic behaviour in bandpass sigma-delta modulators in: Proceedings of NDES 1996, Sevilla, Spain, 1996, pp. 399–404.