References
- Anderson, R. T. (1996). Nasometric values for normal Spanish-speaking females: A prelimi-nary report. Cleft Palate-Craniofacial Jour-nal, 33(4), 333–336.
- Boone, D. R., & Mcfarlane, S. C. (1994). The voice and voice therapy (5th ed.). Engle-wood Cliffs, NJ: Prentice Hall.
- Bressmann, T. (2005). Comparison of nasalance scores obtained with the Nasometer, the Na-salView, and the OroNasal system. Cleft Pal-ate and Craniofacial Journal, 42, 423–433.
- Britto, A., & Doyle, P. (1990). A comparison of habitual and derived optimal voice fundamen-tal frequency values in normal young adult speakers. Journal of Speech and Hearing Disorders, 55, 476–484.
- Bunnegard, K., & van Doom, J. (2009). Norma-tive data on nasalance scores for Swedish as measured on the Nasometer: Influence of dialect, gender, and age. Clinical Linguistics and Phonetics, 23(1), 58–69.
- Crystal, D. (1997). The Cambridge Encyclopedia of Language (2nd ed.). Cambridge, UK: Cam-bridge University Press.
- Dworkin, J. P., Marunick, M. T., & Krouse, J. H. (2004). Velopharyngeal dysfunction: Speech characteristics, variable etiologies, evalua-tion techniques, and differential treatments. Language, Speech, and Hearing Services in Schools, 35, 333–352.
- Fairbanks, G. (1960). Voice and articulation drillbook (2nd ed.). New York, NY: Harper & Row.
- Fletcher, S. G., Adams, L. E., & McCutcheon, J. J. (1989). Cleft palate speech assessment through oral-nasal acoustic measures. In K. R. Bzoch (Ed.), Communicative disorders re-lated to cleft lip and palate (pp. 246–257). Boston, MA: Little, Brown and Company.
- Goozee, J., Murdoch, B., Theodoros, D., & Thompson, E. (1998). The effects of age and gender on laryngeal aerodynamics. Interna-tional Journal of Language and Communi-cation Disorders, 33, 221–238.
- Hutchinson, J. M., Robinson, K. L., & Nerbonne, M. A. (1978). Patterns of nasalance in a sam-ple of normal gerontologic subjects. Journal of Communication Disorders, 11, 469–481.
- Kahane, J. (1983). Postnatal development and ag-ing of the human larynx. Seminars in Speech and Language, 4, 189–203.
- Leeper, H. A., Rochet, A. P., & MacKay, I. (1992). Characteristics of nasalance in Canadian speakers of English and French. Proceedings of the International Conference on Spoken Language Processing. Banff, Alberta, Canada.
- Litzaw, L. L., & Dalston, R. M. (1992). The effect of gender upon nasalance scores among nor-mal adults speakers. Journal of Communica-tion Disorders, 25(1), 55–64.
- MacKay, I., & Kummer, A. W. (1994). The MacK-ay Kummer SNAP Test. Lincoln Park, NJ: Kay Elemetrics Corp.
- Mallik, B. P., Bhattacharya, N., Kundu, S. C., & Dawn, M. (1998). The phonemic and mor-phemic frequencies of the Bangla language. Calcutta, India: New Asian Printers.
- Mayo, R., Floyd, L. A., Warren, D. W., Dalston, R. M., & Mayo, C. M. (1996). Nasalance and nasal area values: Cross-racial study. Cleft Pal-ate-Craniofaci al Journal, 33(2), 143–149.
- McKerns, D., & Bzoch, K. R. (1970). Variations in velopharyngeal valving: The factor of sex. Cleft Palate Journal, 7,652–662.
- Seaver, E. J., Dalston, R. M., Leeper, H. A., & Adams, L. E. (1991). A study of nasometric values for normal nasal resonance. Journal of Speech and Hearing Research, 34(4), 715–721.
- Sulter, A., & Peters, H. (1996). Perceptive char-acteristics of speech of untrained and trained subjects, and influences of gender. In A. Sult-er (Ed.), Variation of voice quality features and effects of voice training in males and females (pp. 73–94). Groningen, the Nether-lands: Groningen University.
- Thompson, A. E., & Hixon, T. J. (1979). Nasal air-flow during normal speech production. Cleft Palate Journal, 16, 412–420.