DJVU PDF Vũ Than Phúóng. 1982, "Phonetic Properties of Vietnamese Tones Across Dialects", in Papers in Southeast Asian Linguistics No.8, Tonation, ed. D. Bradley, vol. 8, pp. 55-76. Pacific Linguistics, the Australian National University. cite.

DJVU PDF U Thein Tun. 1982, "Some Acoustic Properties of Tones in Burmese", in Papers in Southeast Asian Linguistics No.8, Tonation, ed. D. Bradley, vol. 8, pp. 77-116. Pacific Linguistics, the Australian National University. cite.

DJVU PDF Diller, A. 1982, "A New High Tone in Southern Thai", in Papers in Southeast Asian Linguistics No.8, Tonation, ed. D. Bradley, vol. 8, pp. 133-154. Pacific Linguistics, the Australian National University. cite.

DJVU PDF Gandour, J. and Gandour, M.J. 1982, "The Relative Frequency of Tones in Thai", in Papers in Southeast Asian Linguistics No.8, Tonation, ed. D. Bradley, vol. 8, pp. 155-159. Pacific Linguistics, the Australian National University. cite.