1. Akaike, H. A new look at the statistical model identification. IEEE Trans. on Automatic Control, 19(6):716–723, 1974.
2. Best, R. Wavelets: Eine praxisorientierte Einführung mit Beispielen. Teile 2 & 8. Technisches Messen, 67(4 & 11):182–187, 491–505, 2000.
3. Bogert, B., Healy, M., and Tukey, J. The quefrency analysis of time series for echoes. In Rosenblatt, M., editor, Proc. Symp. Time Series Analysis, pages 209–243. Wiley, 1968.
4. Box, G. and Jenkins, G. Time series analysis: forecasting and control. Holden-Day, San Francisco, 1970.
5. Brigham, E. The fast Fourier transform. Prentice Hall, Englewood Cliffs, 2nd edition, 1974.