[1]  Bingo Wing-Kuen Ling, Charlotte Yuk-Fan Ho and Peter Kwong-Shun Tam, “Admissibility of unstable second-order digital filters with two’s complement arithmetic,” International Journal of Circuit Theory and Applications, vol. 32, no. 3, pp. 97-104,2004. (SCI)

[2]  Bingo Wing-Kuen Ling, Wai-Fung Hung and Peter Kwong-Shun Tam, “Autonomous response of a third-order digital filter with two’s complement arithmetic realized in cascade form,” International Journal of Circuit Theory and Applications, vol. 32, no. 2, pp. 65-77, 2004. (SCI)

[3]  Bingo Wing-Kuen Ling, Charlotte Yuk-Fan Ho,R aymond Shing-Keung Leung and Peter Kwong-Shun Tam, “Oscillation and convergence behaviors exhibited in an ‘unstable’ second-order digital filter with saturation-type non-linearity,” International Journal of Circuit Theory and Applications, vol. 32, no. 2, pp. 57-64, 2004. (SCI)

[4]  Bingo Wing-Kuen Ling, Wai-Fung Hung and Peter Kwong-Shun Tam, “Chaotic behaviors of a digital filter with two’s complement arithmetic and arbitrary initial conditions and order,” International Journal of Bifurcation and Chaos, vol. 14, no. 7, pp. 2425-2430, 2004. (SCI)

[5]  Bingo Wing-Kuen Ling, Charlotte Yuk-Fan Ho and Peter Kwong-Shun Tam, “Detection of chaos in some local regions of phase portraits using Shannon entropies,” International Journal of Bifurcation and Chaos, vol. 14, no. 4, pp. 1493-1499, 2004. (SCI)