Bibliography
Bibliography of Vitality:
Elisabetta Ragagnin. 2011. Dukhan, a Turkic variety of Northern Mongolia: Description and analysis. Wiesbaden: Harrassowitz. 290pp. (Publication of 2007 PhD U Mainz).
Bibliography of Locations:
Moseley, Christopher (ed.). 2010. Atlas of the World’s Languages in Danger, 3rd edn. http://www.unesco.org/culture/en/endangeredlanguages/atlas. (03 June, 2011.)
Bibliography of Context:
Salminen, Tapani. 2007. "Europe and North Asia." In Encyclopedia of the World's Endangered Languages, edited by C. Moseley. 211-282. London & New York: Routledge.