Dem
[aka Lem, Ndem,]Classification: Isolate
·threatened
·Classification: Isolate
·threatened
·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) ·
Ethnologue: Languages of the World, 16th Edition (2009) . (2009) · edited by M. Paul Lewis · SIL International http://www.ethnologue.com/
World Oral Literature Project . http://www.oralliterature.org
The status of the least documented language families in the world ( pp. 177-212 ) . Hammarström, Harald (2010) · Language Documentation and Conservation. 4 http://scholarspace.manoa.hawaii.edu/bitstream/handle/10125/4478/hammarstrom.pdf;jsessionid=76414DD90F95DF076959B1AEB0158091?sequence=1
Glottolog . http://www.glottolog.org/glottolog/
25: Taalkundige Gegevens ( pp. 776-913 ) . C. C. F. M. Le Roux (1950) · In De Bergpapoea's van Nieuw-Guinea en hun Woongebied Leiden: E. J. Brill
Language isolates in the New Guinea region . Harald Hammarström (2017) · In Language isolates edited by Lyle Campbell, Thomas Dougherty, and Alexander D. Smith · London: Routledge