1. B.P. Bogert, M.J.R. Healy, J.W. Tukey, The quefrency alanysis of time series for echoes: cepstrum, pseudo-autocovariance, cross-cepstrum, and saphe cracking, in: M. Rosenblatt (Ed.), Proceedings of the Symposium on Time Series Analysis, Wiley, New York, 1963, pp. 209–243.
2. Digital filter design in the quefrency domain;Imai;IEEE Trans. Acoust., Speech, Signal Process.,1978
3. Cepstral synthesis of minimum-phase FIR and IIR digital filters;Nagel,1996
4. Homomorphic design of non-causal filters;Nagel;Signal Process.,2000
5. A rapidly convergent descent method for minimization;Fletcher;Comput. J.,1963