Oppenheim, A. From frequency to quefrency: A history of the cepstrum. IEEE Signal processing magazine.
Cita Chicago (17th ed.)Oppenheim, A.V. "From Frequency to Quefrency: A History of the Cepstrum." IEEE Signal Processing Magazine .
Cita MLA (9th ed.)Oppenheim, A.V. "From Frequency to Quefrency: A History of the Cepstrum." IEEE Signal Processing Magazine, .
Atenció: Aquestes cites poden no estar 100% correctes.