DJVU PDF Lin, Y.-. 1999, "What did Qiangic peoples call the twelve months?", in Linguistics of the Tibeto-Burman Area, vol. 22, no. 1, pp. 71-95. cite.
DJVU PDF Matisoff, J.A. 1997, "Dàyáng Pumi phonology and adumbrations of comparative Qiangic", in The Mon-Khmer Studies Journal, vol. 27, pp. 171-213. cite.
DJVU PDF Sun, H. 1990, "Languages of the Ethnic Corridor in Western Sichuan", in Linguistics of the Tibeto-Burman Area, vol. 13, no. 1, pp. 1-31. cite.