DJVU PDF Watters, D.E. 1992, "Agreement systems and syntactic organization in the Kham verb Nepal", in Linguistics of the Tibeto-Burman Area, vol. 16, no. 2, pp. 89-112. cite.

DJVU PDF Matisoff, J.A. 1992, "Sangkong of Yunnan: secondary 'verb pronominalization' in Southern Loloish", in Linguistics of the Tibeto-Burman Area, vol. 16, no. 2, pp. 123-142. cite.