1. Abelin, A., Allwood, J., 2000. Cross-linguistic interpretation of emotional prosody. In: Proceedings of the ISCA Workshop on Speech and Emotion.
2. Acoustic profiles in vocal emotion expression;Banse;Journal of Personality and Social Psychology,1996
3. Boersma, P., 1993. Accurate short-term analysis of the fundamental frequency and the harmonics-to-noise ratio of a sampled sound. In: Proceedings of the Institute of Phonetic Sciences of the University of Amsterdam, Vol. 17. pp. 97–110.
4. Designing Social Robots;Breazeal,2001
5. Burkhardt, F., Sendlmeier, W., 2000. Verification of acoustical correlates of emotional speech using formant-synthesis. In: Proceedings of the ISCA Workshop on Speech and Emotion.