DJVU PDF Watkins, J. 2003, "Open Quotient and Skewness of the Laryngograph Waveform as Measures of Phonation Types and Laryngeal Articulations in Wa", in Papers from the Seventh Annual Meeting of the Southeast Asian Linguistics Society, ed. K.L. Adams et al., Tempe, Arizona, pp. 209-224. Arizona State University, Program for Southeast Asian Studies. cite.