1. Benı́tez, M.C., 1998. Reconocimiento de palabras clave en sistemas independientes de la tarea. Ph.D. Thesis, University of Granada
2. Bloothooft, ELSNET, Diciembre 1997
3. Bourlard, H., D'hoore, D., Boite, J.M., 1994. Optimizing recognition and rejection performance in wordspotting systems. In: Proceedings of the International Conference on Acoustic, Speech and Signal Processing. pp. 373–376
4. Caminero, J., Hernández, L., de laTorre, C., Matı́n, C., 1997. Improving utterances erification using hierarchical confidence measures in continuous natural numbers recognition. In: International Conference on Acoustic, Speech and Signal Processing. pp. 891–894
5. Casacuberta, F., Garcı́a, R., Llisterri, J., Nadeu, C., Pardo, J.M., Rubio, A., 1991. Development of spanish corpora for speech research (Albayzin). In: Proceedings of the Worksop on International Cooperation and Standardization of Speech databases and Speech I/O assement methods. Chiavari