1. Spectral analysis of block structured systems;Billings,1990
2. The Volterra and Wiener Theories of Nonlinear Systems;Schetzen,1980
3. Analysis of Physiological Systems—the White Noise Approach;Marmarelis,1978
4. The output properties of Volterra systems (nonlinear systems with memory) driven by harmonic and Gaussian inputs;Bedrosian,1971
5. Analysis of nonlinear systems with multiple inputs;Bussgang,1974