van Driem, George (1994). East Bodish and Proto-Tibeto-Burman morphosyntax. Current Issues in Sino-Tibetan Linguistics, Osaka: The Organizing Committee of the 26th International Conference on Sino-Tibetan Languages and Linguistics.
van Driem, George (1995). Een eerste grammaticale verkenning van het Bumthang, een taal van midden-Bhutan. Leiden: Onderzoekschool CNWS.
van Driem, George (2001) Languages of the Himalayas: An Ethnolinguistic Handbook of the Greater Himalayan Region. Brill.
Hyslop, G., (2008a). Kurtöp phonology in the context of Northeast India. In: Morey, S., Post, M. (Eds.), North East Indian Linguistics 1: Papers from the First International Conference of the North East Indian Linguistic Society. Cambridge University Press, Cambridge, pp. 3–25.
Hyslop, G., (2008b). "Kurtöp and the classification of the languages of Bhutan." In: Proceedings from the 42nd Annual Meeting of the Chicago Linguistic Society 42, vol. 2, South Asian Linguistics, Case, Voice, and Language Coexistence. University of Chicago Press, Chicago.
Hyslop, G., (2009), "Kurtöp Tone: A tonogenetic case study." Lingua 119: 827–845
陸紹尊(2002). 門巴語方言研究 北京: 民族出版社.
Michailovsky, Boyd and Martine Mazaudon (1994). “Preliminary Notes on the Languages of the Bumthang Group (Bhutan).” Tibetan Studies: proceedings of the 6th Seminar of the International Association for Tibetan Studies. Ed. Per Kværne. Vol 2. Oslo: The Institute of Comparative Research in Human Culture. 545-557.
Shafer, Robert, Classification of the Sino-Tibetan languages, Word (Journal of the Linguistic Circle of New York), 1955, 11 (1): 94–111, doi:10.1080/00437956.1955.11659552.
Tournadre, Nicolas, The Tibetic languages and their classification, Owen-Smith, Thomas; Hill, Nathan W. (编), Trans-Himalayan Linguistics: Historical and Descriptive Linguistics of the Himalayan Area, De Gruyter: 103–129, 2014, ISBN 978-3-11-031074-0. (preprint (页面存档备份,存于互联网档案馆))