List of Figures. List of Tables. Acknowledgments. 1. The Sounds of the Worlda s Languages. 2. Places of Articulation. 3. Stops. 4. Nasals and Nasalized Consonants. 5. Fricatives. 6. Laterals. 7. Rhotics. 8. Clicks. 9. Vowels. 10. Multiple Articulatory Gestures. References. Index.
Nathan et al. (1998) studied this question.