Toh, Hoong Teik (2005). Materials for a genealogy of the Niohuru clan : with introductory remarks on Manchu onomastics. Harrassowitz. ISBN3-447-05196-5. OCLC61386622.
Hansen, Mette Halskov (1999). Lessons in being Chinese : minority education and ethnic identity in Southwest China. University of Washington Press. ISBN0-295-98063-X. OCLC45730201.