Ohala (1990)
/ 1. Bibliography
/ Bell, A. G. (1907) The Mechanism of Speech. New York: Funk and Wagnalls. ... Recordings and equipment: Oral and nasal airflow (from a face mask), lung volume (from a whole-body
pressure...
http://www.phon.ox.ac.uk/~jcoleman/Ohala_(1990).html