R. López-Valcarce and Dasgupta, S., On the stability of the inverse time-varying prediction error filter obtained with the RWLS algorithm, in IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Phoenix, AZ, USA, 1999, vol. 3, pp. 1673–1676.
R. López-Valcarce and Dasgupta, S., Stable estimates in equation-error identification: an open problem, in Open Problems in Mathematical Systems and Control Theory, Springer-Verlag, 1999.
R. López-Valcarce and Pérez-González, F., An adaptive recursive filter for autoregressive inputs, International Journal of Adaptive Control and Signal Processing, vol. 12, pp. 467–494, 1998.
C. Mosquera, López-Valcarce, R., and Pérez-González, F., On the bias of the modified output error algorithm, IEEE Transactions on Automatic Control, vol. 43, pp. 1261–1262, 1998.
R. López-Valcarce, Dasgupta, S., Fu, M., and Tempo, R., Stability conditions for the time-varying linear predictor, in IEEE Conference on Decision and Control (CDC), Tampa, FL, USA, 1998, pp. 1840–1845.
R. López-Valcarce and Dasgupta, S., On the stability of equation-error estimates of all-pole systems, IEEE Signal Processing Letters, vol. 5, pp. 268–270, 1998.