DJVU PDF Weidert, A. 1981, "Star, moon, spirits, and the affricates of Angami Naga: a reply to James A. Matisoff.6.1:", in Linguistics of the Tibeto-Burman Area, vol. 6, no. 1, pp. 1-38. cite.

DJVU PDF Weidert, A. 1979, "The Sino-Tibetan tonogenetic laryngeal reconstruction theory", in Linguistics of the Tibeto-Burman Area, vol. 5, no. 1, pp. 49-127. cite.