DJVU PDF Matisoff, J.A. 1994, "How dull can you get?: buttock and heel in Sino-Tibetan", in Linguistics of the Tibeto-Burman Area, vol. 17, no. 2, pp. 137-151. cite.

DJVU PDF Benedict, P.K. 1994, "A note on genital de-flipflopping and with an apology to Tsou /boki/", in Linguistics of the Tibeto-Burman Area, vol. 17, no. 2, pp. 155-157. cite.