1. Asymptotical theory of estimates of k-th order spectra;Brillinger,1967
2. Signal processing with higher-order spectra;Nikias;IEE-F Signal Process. Mag.,1993
3. Tutorial on higher-order statistics (spectra) in signal processing and system theory;Mendel,1991
4. Higher-order spectral analysis: a nonlinear signal processing framework;Nikias,1993
5. Higher-order spectral (HOS) analysis;Hatzinakos,1995