1. Benzeghiba, M., Mori, R. D., Deroo, O., Dupont, S., et al. (2007). Automatic speech recognition and speech variability, a review. ESCA Transactions on Speech Communication, 49(10–11), 763–786.
2. Davis, S., & Mermelstein, P. (1980). Comparison of parametric representations for monosyllabic word recognition in continuously spoken sentences. IEEE Transactions on Acoustics, Speech, and Signal Processing, 28(4), 357–366.
3. Hermansky, H. (1990). Perceptually predictive (PLP) analysis of speech. The Journal of the Acoustical Society of America, 87, 1738–1752.
4. Paliwal, K. K. (1998). Spectral subband centroid features for speech recognition. In Proceedings of IEEE international conference on acoustics, speech and signal processing, ICASSP (Vol. 2, pp. 617–620).
5. Hermansky, H., & Sharma, S. (1999). Temporal patterns (TRAPs) in ASR of noisy speech. In Proc. IEEE conference on acoustic speech and signal processing (Vol. 2, pp. 289–292).