S. Kay, Modern Spectral Estimation : Theory and Application, 1988.

L. Moses and D. Liu, Optimal nonnegative definite approximations of estimated moving average covariance sequences, IEEE Transactions on Signal Processing, vol.39, issue.9, pp.2007-2015, 1991.
DOI : 10.1109/78.134433

B. Picinbono, Signaux aléatoires, Bases du traitement statistique du signal, 1995.

A. Steinhardt, Correlation matching by nite length sequences, Signal Processing, IEEE Transactions on, vol.36, issue.4, pp.545-559, 1988.