1. Atal, B. S. (1976). Automatic recognition of speakers from their voices. Proceedings of the IEEE, 64(4), 460–476.
2. Behera, S., & Dandapat, S. (2002). Speech features for speaker identification. Journal of Institution of Engineers (Electronics and Telecommunications section) India, 83, 1–6.
3. Bimbot, F., Bonastre, J., Fredouille, C., Gravier, G., Magrin-Chagnolleau, I., Meignier, S., Merlin, T., Ortega-Garcia, J., Petrovska-Delacretaz, D., & Reynolds, D. (2004). A tutorial on text-independent speaker verification. EURASIP Journal of Applied Signal Processing, 4, 430–451.
4. Bou-Ghazale, S. E., & Hansen, J. H. L. (1998). Stress perturbation of neutral speech for synthesis based on hidden Markov models. IEEE Transactions on Speech and Audio Processing, 6, 201–216.
5. Cairns, D. A., & Hansen, J. H. L. (1994). Nonlinear analysis and classification of speech under stressed conditions. The Journal of the Acoustical Society of America, 96(6), 3392–3400.