1. Apel, W. (1972).The Harvard dictionary of music (2nd ed.). Cambridge, MA: Belknap Press of Harvard University Press.
2. Backus, J. (1977).The acoustical foundations of music. New York: Norton.
3. Boring, E. G. (1942).Sensation and perception in the history of experimental psychology. New York: Appleton-Century Crofts.
4. Bregman, A. S., Abramson, J., Doehring, P., &Darwin, C. J. (1985). Spectral integration based on common amplitude modulation.Perception & Psychophysics,37, 483–493.
5. Burns, E. M., &Ward, W. D. (1982) Intervals, scales, and tuning. In D. Deutsch (Ed.),The psychology of music. New York: Academic Press.