DJVU PDF Matisoff, J.A. 1999, "In defense of 'Kamarupan'", in Linguistics of the Tibeto-Burman Area, vol. 22, no. 2, pp. 173-182. cite.

DJVU PDF Morey, S. 2005, "Tonal change in the Tai languages of Northeast India", in Linguistics of the Tibeto-Burman Area, vol. 28, no. 2, pp. 139-202. cite.

Morey, S. 2006, "North East India Linguistic Society: Report of the 1st conference and February", in Linguistics of the Tibeto-Burman Area, vol. 29, no. 1, pp. 149-150. cite.

DJVU PDF Neukom, L. 1999, "Phonological typology of northeast India", in Linguistics of the Tibeto-Burman Area, vol. 22, no. 2, pp. 121-147. cite.