1. The structure of singing;Miller,1986
2. An investigation of whistle register in the female voice;Walker;J Voice,1988
3. An acoustical study of isoparametric tones in the female chest and middle registers in singing;Large;NATS Bull,1968
4. Observations on a professional soprano singer;Sundberg;Speech Transmission Laboratory—Quarterly Progress and Status Report (Royal Institute of Technology, Stockholm),1973
5. The science of the singing voice;Sundberg,1987