DJVU PDF Schöttelndreyer, B. 1980, "Glides in Sherpa", in Papers in Southeast Asian Linguistics No.7, ed. S.A. Wurm, vol. 7, pp. 107-112. Pacific Linguistics, the Australian National University. cite.

DJVU PDF Schöttelndreyer, B. 1980, "Vowel and Tone Patterns in the Sherpa Verb", in Papers in Southeast Asian Linguistics No.7, ed. S.A. Wurm, vol. 7, pp. 113-124. Pacific Linguistics, the Australian National University. cite.

DJVU PDF Schöttelndreyer, B. 1980, "Person Markers in Sherpa", in Papers in Southeast Asian Linguistics No.7, ed. S.A. Wurm, vol. 7, pp. 125-130. Pacific Linguistics, the Australian National University. cite.

DJVU PDF Watters, S.A. 2002, "The sounds and tones of five Tibetan languages of the Himalayan region", in Linguistics of the Tibeto-Burman Area, vol. 25, no. 1, pp. 1-65. cite.