DJVU PDF Matisoff, J.A. 1994, "Watch out for number ONE: Jingpho ngai 'I' and langai 'one (with some speculations about Jingpho number TWO)", in Linguistics of the Tibeto-Burman Area, vol. 17, no. 1, pp. 155-165. cite.

DJVU PDF Matisoff, J.A. 1994, "On keys and wedges: comment on Sagart's discussion note", in Linguistics of the Tibeto-Burman Area, vol. 17, no. 1, pp. 169-171. cite.