1. Beatty, J., &Figueroa, C. Period analytic algorithms for the estimation of selected spectral properties of short segments of EEG data.Behavior Research Methods á Instrumentation, 1974,6, 293–295.
2. Creutzfeldt, Grunewald, G., Simonova, O., &Schmitz, H. Changes of the basic rhythms of the EEG during the performance of mental and visuomotor tasks. In C. R. Evans & T. B. Mulholland (Eds.),Attention in neurophysiology. London: Butterworth, 1969. Pp. 148–168.
3. Dumermuth, G., &Keller, E. EEG spectral analysis by means of fast fourier transform. In P. Kellaway & I. Petersen (Eds.),Automation of clinical electroencephalography. New York: Raven Press, 1973. Pp. 145–159.
4. Hoovey, Z. B., Heinemann, U., &Creutzfeldt, O. D. Inter-hemispheric “synchrony” of alpha waves.EEG Journal, 1972,32, 337–347.
5. Richmond, A. E. Calculus for electronics. New York: McGraw-Hill, 1972. P. 413.