G. D. Anderson, Language Hotspots: what (applied) linguistics and education should do about language endangerment in the twenty-first century, Language and Education, vol.111, issue.4, 2012.
DOI : 10.1017/CBO9780511620997.028

S. Ash, Social class The handbook of language variation and change, pp.350-367, 2013.

S. M. Bortoni-ricardo, The urbanization of rural dialect speakers: A sociolinguistic study in Brazil. Cambridge Studies in Linguistics, 1985.

D. Bradley, Tibeto-Burman languages and classification Tibeto-Burman languages of the Himalayas (Papers in Southeast Asian Linguistics no.14). Canberra: Department of Linguistics, Research School of Pacific and Asian Studies, pp.1-71, 1997.

M. Brunelle, Diglossia and monosyllabization in Eastern Cham: A sociolinguistic study Variation in indigenous minority languages, pp.47-76, 2009.

M. Bucholtz, Why be normal? " Language and identity practices in a community of nerd girls, Language in Society, vol.28, pp.203-226, 1999.

J. Cheshire, P. Kerswill, S. Fox, and . Eivind-torgersen, Contact, the feature pool and the speech community: The emergence of Multicultural London English, Journal of Sociolinguistics, vol.119, issue.2, pp.151-196, 2011.
DOI : 10.1016/j.lingua.2008.11.002

K. Chirkova, The Qiangic subgroup from an areal perspective: A case study of languages of Muli. Language and Linguistics 13, pp.133-170, 2012.
URL : https://hal.archives-ouvertes.fr/hal-00553056

K. Chirkova, The Duoxu Language and the Ersu-Lizu-Duoxu Relationship. Linguistics of the Tibeto-Burman Area 37, pp.104-146, 2014.
DOI : 10.1075/ltba.37.1.04chi
URL : https://hal.archives-ouvertes.fr/hal-01136724

K. Chirkova, D. Wang, Y. Chen, A. Amelot, and . Tanja-kocjan?i?-antolík, Ersu. Illustrations of the IPA, Journal of the International Phonetic Association, vol.452, pp.187-211, 2015.
DOI : 10.1017/s0025100314000437
URL : https://hal.archives-ouvertes.fr/hal-01136726

S. Clarke, Sociolinguistic stratification and new dialect formation in a Canadian aboriginal community: not so different after all? Variation in indigenous minority languages, pp.109-128, 2009.

M. Clyne, Dynamics of language contact: English and immigrant languages. Cambridge Approaches to Language Contact, 2003.
DOI : 10.1017/CBO9780511606526

N. Coupland, Language, situation, and the relational self Style and sociolinguistic variation, pp.185-210, 2001.

R. Dodsworth, Social class The SAGE handbook of sociolinguistics, pp.192-207, 2011.

P. Eckert, Age as a sociolinguistic variable The handbook of sociolinguistics, 1997.

G. Guy, Language and social class Linguistics: The Cambridge survey The sociocultural context, pp.37-63, 1988.

M. Heller, The role of language in the formation of ethnic identity, 1987.

&. M. Phinney and . Rotheram, Children's Ethnic Socialization: Pluralism and Development, Family Relations, vol.37, issue.1, pp.180-200
DOI : 10.2307/584449

P. Hopper, Understanding cultural globalization, 2007.

J. Reynolds and J. , Language variation and change in an Amdo village: Gender, education and resistance. Doctoral dissertation, 2012.

D. Johnson, Getting off the GoldVarb Standard: Introducing Rbrul for Mixed-Effects Variable Rule Analysis, Language and Linguistics Compass, vol.8, issue.4, pp.359-383, 2009.
DOI : 10.1075/sibil.10.11you

B. Johnstone, Place, globalization, and linguistic variation Sociolinguistic variation: Critical reflections, pp.65-83, 2004.

R. King, On the social meaning of linguistic variability in language death situations: Variation in Newfoundland French, Investigating obsolescence: Studies in language contraction and death, 1989.
DOI : 10.1017/CBO9780511620997.013

W. Labov, The Social Motivation of a Sound Change, <i>WORD</i>, vol.19, issue.3, pp.273-309, 1963.
DOI : 10.1080/00437956.1963.11659799

W. Labov, The social stratification of English, 1966.

W. Labov, The intersection of sex and social class in the course of linguistic change, Language Variation and Change, vol.I and II, issue.02, pp.205-254, 1990.
DOI : 10.1075/cilt.24.06lab

W. Labov, Sociolinguistic patterns. Philadelphia, Pennsylvania: University of Pennsylvania Press. [The Social Stratification of (r) in New York Department Stores, pp.43-54, 1972.

W. Labov, Principles of linguistic change, 1994.
DOI : 10.1002/9781444327496

W. Labov, Principles of linguistic change, 2001.
DOI : 10.1002/9781444327496

W. Labov, Afterward: Where are we now?, Journal of Sociolinguistics, vol.204, pp.581-602, 2016.

P. &. Ladefoged and I. Maddieson, The sounds of the world's languages, 1996.

W. Lee and . Zee, Standard Chinese (Beijing) Illustrations of the IPA, Journal of the International Phonetic Association, vol.331, pp.109-112, 2003.

E. Levon, Integrating Intersectionality in Language, Gender, and Sexuality Research, Language and Linguistics Compass, vol.2, issue.1, pp.295-308, 2015.
DOI : 10.1093/acprof:oso/9780199937295.003.0002

Y. Li and . Li, The language situation in China, 2015.

M. &. Li and M. Ma, Liangshan Yiyu yuyin gailun [Introduction to the phonetics of the Yi language of Liangshan Prefecture], 1983.

R. Lippi-green, Social network integration and language change in progress in a rural alpine village, Language in Society, vol.28, issue.02, pp.213-234, 1989.
DOI : 10.1515/9783111678214

H. Liu, Ersuyu gaikuang [An outline of the Ersu language, Ersu Zangzu yanjiu, 1983.

. Beijing, Minzu Chubanshe. 462?500. First published in, Minzu yanjiu lunwenji, 1983.

Y. Matras, Language contact, 2009.

M. &. Meyerhoff, N. James, and . Stanford, The changing face of sociolinguistics with a global perspective, Globalising sociolinguistics, pp.1-15, 2015.

L. Milroy, Language and social networks, 1980.

R. Munai, Ganluo xian Ersu Zangzu yuyan wenhua yanjiu / The research of Ersu language and culture in Ganluo county, 2015.

J. Norman, Chinese. Cambridge Language Surveys, 1988.

J. S. Phinney and . Rotheram, Children's Ethnic Socialization: Pluralism and Development, Family Relations, vol.37, issue.1, 1987.
DOI : 10.2307/584449

S. Poplack and L. Zentz-&-nathalie-dion, Phrase-final prepositions in Quebec French: An empirical study of contact, code-switching and resistance to convergence, Bilingualism: Language and Cognition, vol.51, issue.02, pp.203-225, 2012.
DOI : 10.1353/cjl.2008.0015

S. Poplack and J. A. Walker-&-rebecca-malcomson, An English ''like no other''?: Language Contact and Change in Quebec, The Canadian Journal of Linguistics / La revue canadienne de linguistique, vol.51, issue.2, pp.185-213, 2006.
DOI : 10.1353/cjl.2008.0015

S. &. Poplack and S. Levey, Contact-induced grammatical change: A cautionary tale Language and space ? An international handbook of linguistic variation: Volume 1 ? Theories and methods, pp.391-419, 2010.

J. Rickford, The need for new approaches to social class analysis in sociolinguistics, Language & Communication, vol.6, issue.3, pp.215-236, 1986.
DOI : 10.1016/0271-5309(86)90024-8

S. Romaine, Variation in Language and Gender, 2003.
DOI : 10.1002/9780470756942.ch4

. Meyerhoff, The handbook of language and gender, pp.98-118

E. A. Schmitt, Commodification in an Ersu Tibetan Village of Sichuan, China, 2011.

E. A. Schmitt, The History and Development of De-swiddening among the Ersu in Sichuan, Himalaya, the Journal of the Association for Nepal and Himalayan Studies 34, pp.97-110, 2014.

J. N. Stanford, A sociotonetic analysis of Sui dialect contact, Language Variation and Change, vol.23, issue.03, pp.409-450, 2008.
DOI : 10.1111/1467-9481.00175

J. N. Stanford, Clan as a sociolinguistic variable Variation in indigenous minority languages, pp.463-484, 2009.

J. N. Stanford, R. Dennis, and . Preston, Variation in indigenous minority languages, 2009.
DOI : 10.1075/impact.25

H. Sun, Ersu (Duoxu) hua jianjie [An outline of, Yuyan Yanjiu [Linguistic Study, pp.241-264, 1982.

H. Sun, Liujiang liuyu de minzu yuyan ji qi xishu fenlei [Minority languages of the Six River Valley and their genetic classification], Minzu Xuebao [Scholarly Journal of Nationalities, vol.3, pp.99-274, 1983.

H. Sun, Lun Zang-Mian yuzu zhong de Qiang yuzhi yuyan [On the Qiangic branch of the Tibeto-Burman language family]. Language and Linguistics 2, pp.157-181, 2001.

S. Thomason and . Grey, Language Contact, 2001.
DOI : 10.1016/B0-08-043076-7/03032-1

S. Thomason and . Grey, Social and linguistic factors as predictors of contactinduced change, Journal of Language Contact, vol.21, pp.42-56, 2008.

S. Thomason and . Grey, Contact explanations in linguistics The handbook of language contact, pp.31-47, 2009.

S. Thomason, &. Grey, and . Terrence-kaufman, Language contact, creolization, and genetic linguistics, 1988.

R. &. Torres-cacoullos and C. Travis, Testing convergence via codeswitching: Priming and the structure of variable subject expression, International Journal of Bilingualism, vol.153, pp.241-67, 2010.

R. &. Torres-cacoullos and C. Travis, Gauging convergence on the ground: Code-switching in the community, International Journal of Bilingualism, vol.15, issue.3, pp.365-86, 2015.
DOI : 10.1177/1367006913516047

R. &. Torres-cacoullos and C. Travis, Two languages, one effect: Structural priming in spontaneous code-switching, Bilingualism: Language and Cognition, vol.2, issue.04, pp.733-53, 2016.
DOI : 10.1017/S095439451200018X

T. Tsunoda, Language endangerment and language revitalization: An introduction. The Hague, 2006.
DOI : 10.1515/9783110896589
URL : https://doi.org/10.26530/oapen_626366

L. Tsung, Language and power: Tuanjie hua, an Yi-Han mixed language, International Journal of the Sociology of Language, vol.2012, issue.215, pp.63-77, 2012.
DOI : 10.1515/ijsl-2012-0029

P. Trudgill, Sex, covert prestige and linguistic change in the urban, British English of Norwich. Language in Society, vol.1, pp.179-195, 1972.

P. Trudgill, The Social Differentiation of English in Norwich, 1974.

. Van-den-berg, &. Marinus, and . Xu, Industrialisation and the restructuring of speech community in China and Europe, 2010.

D. Wang, Ersu Zangzu Wenhua Yanjiu, 2010.

D. Winford, An introduction to contact linguistics, 2003.

W. Da, Choosing identities: The construction of ethnic identities among the Ersu of Sichuan. Doctoral Dissertation, 2004.

W. Da, Three tongues and two identities: A case study of Ersu ethnic identities in Sichuan, China. Cultural Diversity in China, vol.11, pp.44-67, 2015.

D. Xu, The formation of a speech community: Mandarin nasal finals in Baotou, Industrialisation and the restructuring of speech community in China and Europe, pp.120-160, 2010.

J. Yuan, Hanyu fangyan gaiyao [Outline of Chinese dialects]. Beijing: Yuwen Chubanshe. First published in, 1960.