1. Non-linear and Non-stationary Time Series Analysis;Priestley,1988
2. Random Vibration and Statistical Linearization;Roberts,1990
3. Random Data: Analysis and Measurement Procedures;Bendat,2000
4. Random Vibration and Spectral and Wavelet Analysis;Newland,1993
5. Random Vibration and Spectral Analysis;Preumont,1994