Endangered Languages Catalogue Project. Compiled by research teams at University of Hawai'i Mānoa and Institute for Language Information and Technology (LINGUIST List) at Eastern Michigan University . (2012) ·

LL-MAP (Language and Location: A Map Accessibility Project) . Anthony Aristar and Helen Aristar-Dry and Yichun Xie (2012) · http://llmap.org

Sketch grammar of the Karlong variety of Mongghul, and dialectal survey of Mongghul . Burgel R. M. Faehndrich (2007) ·

Mongghul ( pp. 286-306 ) . Georg, Stefan (2003) · In The Mongolic languages edited by Janhunen, Juha · Routledge

Atlas of the World’s Languages in Danger . Christopher Moseley (ed.) (2010) · UNESCO Publishing http://www.unesco.org/culture/en/endangeredlanguages/atlas

Language Materials of China’s Monguor Minority: Huzhu Mongghul and Minhe Mangghuer . Dpal-ldan-bkra-shis, Keith Slater, et al. (1996) · Sino-Platonic papers . http://sino-platonic.org/complete/spp069_monguor_language.pdf

Documentation of a Dialect of Mongghul and a Dialectological Survey of Mongghul . Burgel Faehndrich (n. d.) · Endangered Languages Archive http://elar.soas.ac.uk/deposit/0204