A. Yilma, Pilot Survey of Bilingualism in Yem, 2002.

A. Amha, The Maale Language, 2001.

A. Amha, The morphosyntax of negation in Zargulla The Linguistics of Endangered Languages, Contributions to Morphology and Morphosyntax, pp.199-220, 2009.

A. Amha and G. J. Dimmendaal, Converbs in an African perspective Catching Languages, Issues in Grammar writing, pp.393-440, 2006.

A. Amha and G. J. Dimmendaal, Verbal compounding in Wolaitta, Serial Verb Constructions. A Cross-linguistic Typology, pp.319-337, 2006.

P. Austin, Switch-Reference in Australia, Language, vol.57, issue.2, pp.309-334, 1981.
DOI : 10.2307/413693

M. Beachy and . Dean, An Overview of Central Dizin Phonology and Morphology, 2005.

M. Bender, Comparative Morphology of the Omotic Languages, Munich: LINCOM, 2000.

M. Bender, Northeast Africa: A case study in genetic and areal linguistics, Annual Publications in African Linguistics, vol.1, pp.21-45, 2003.

M. Binyam-sisay, Aspects of Koorete Verb Morphology, 2010.

M. J. Breeze, A sketch of the phonology and grammar of Gimira (Benchnon), Omotic Language Studies: School of Oriental and African Studies, pp.1-67, 1990.

B. Comrie, Summary, STUF - Language Typology and Universals, vol.52, issue.3-4, pp.335-346, 1998.
DOI : 10.1524/stuf.1999.52.34.335

J. Crass, Das K'abeena. Deskriptive Grammatik einer hochlandostkuschitischen Sprache, 2005.

J. Crass, Ethiopia as a Linguistic Area, Encyclopedia of Language and Linguistics, pp.231-266, 2006.
DOI : 10.1016/B0-08-044854-2/00189-9

J. Crass and W. Bisang, Einige Bemerkungen zum äthiopischen Sprachbund und ihre Relevanz für die Areallinguistik, pp.169-198, 2004.

J. Crass and R. Meyer, Ethiopia A Linguistic Geography of Africa, pp.228-249, 2008.

T. C. Curnow, Three types of verbal logophoricity in African languages, Studies in African Linguistics, vol.31, pp.1-25, 2002.

C. A. Ferguson, The Ethiopian language area, Language in Ethiopia, pp.63-76, 1976.

G. Gragg, Oromo of Wellega The Non-Semitic Languages of Ethiopia, 166-195, 1976.

T. Güldemann, Logophoricity in Africa: an attempt to explain and evaluate the significance of its modern distribution, Sprachtypologie und Universalienforschung 56, pp.366-387, 2003.
DOI : 10.1524/stuf.2003.56.4.366

C. Hagège, Les pronoms logophoriques, pp.287-310, 1974.

J. Haiman, On some origins of switch-reference marking, Switch-reference and Universal Grammar, pp.105-128, 1983.
DOI : 10.1075/tsl.2.08hai

J. Haiman and P. Munro, Introduction Switch-reference and Universal Grammar, ix-xv, 1983.

R. J. Hayward, Notes on the Koyra language, Afrika und Übersee, vol.65, issue.2, pp.211-268, 1982.

R. J. Hayward, Notes on the Zayse language, Omotic Language Studies: School of Oriental and African Studies, pp.210-335, 1990.

R. J. Hayward, Notes on the Aari languages, Omotic Language Studies: School of Oriental and African Studies, pp.425-493, 1990.

B. Heine and T. Kuteva, On contact-induced grammaticalization, Studies in Language, vol.27, issue.3, pp.529-72, 2003.
DOI : 10.1075/sl.27.3.04hei

A. Hellenthal, A Grammar of Sheko, 2010.

H. Woldemariam, A Grammar of Haro with Comparative Notes on the Ometo Linguistic Group, 2003.

G. Hudson, Highland East Cushitic dictionary, 1989.
DOI : 10.1016/b0-08-044854-2/02073-3

L. M. Hyman and B. Comrie, Logophoric Reference in Gokana, Journal of African Languages and Linguistics, vol.3, issue.1, pp.19-37, 1981.
DOI : 10.1515/jall.1981.3.1.19

. Kambaatissata, Rosaanchi maxaafa. [Kambaata language, C. Grade 1- 8. Southern Nations, Nationalities, and Peoples Regional State: Education Bureau, 1989.

K. Kawachi, A Grammar of Sidaama (Sidamo), a Cushitic language of Ethiopia, 2007.

C. Kutsch-lojenga, Ngiti. A Central-Sudanic Language of Zaire, 1994.

M. Lamberti, Die Shinasha-Sprache, 1993.

W. Leslau, The Influence of Cushitic on the Semitic Languages of Ethiopia a Problem of Substratum, <i>WORD</i>, vol.1, issue.1934, pp.59-82, 1945.
DOI : 10.2307/2935666

J. Lydall, The Non-Semitic Languages of Ethiopia, pp.393-438, 1976.

R. Meyer, Wolane. Descriptive Grammar of an East Gurage Language (Ethiosemitic), 2006.

M. Seyoum, A Grammar of Dime, 2008.

M. Noonan, A Grammar of Lango, 1992.
DOI : 10.1515/9783110850512

J. Owens, A Grammar of Harar Oromo (Northeastern Ethiopia), 1985.

D. Perrett and . Lesley, The Dynamics of Tense Construal in Hadiyya, 2000.

C. Rapold, Medial verbs in Benchnon, From Siberia to Ethiopia. Converbs from a Cross-linguistic Perspective, pp.155-183, 2008.

J. R. Roberts, Switch-reference in Papua New Guinea: A preliminary survey, Papers in Papuan Linguistics, pp.101-241, 1997.

F. Rottland, A sketch of Shinasha morphology, Omotic Language Studies: School of Oriental and African Studies, pp.185-209, 1990.

G. Schneider-blum, A Grammar of Alaaba, a Highland East Cushitic Language of Ethiopia, 2007.

R. J. Sim, Predicate Conjoining in Hadiyya. A Head-Driven PS grammar, 1989.

L. Stirling, Switch-reference and Discourse Representation, 1983.
DOI : 10.1017/CBO9780511597886

L. Stirling, Switch-Reference, Encyclopedia of Language and Linguistics, pp.316-323, 2006.
DOI : 10.1016/B0-08-044854-2/02020-4

N. Taylor, Gamo Syntax, 1994.

R. Theil and . Forthcoming, Is Omotic Afroasiatic? A critical discussion, Proceedings of the David Dwyer Retirement Symposium, 2006.

M. Tosco, Cushitic overview, Journal of Ethiopian Studies, vol.33, issue.2, pp.87-121, 2000.

M. Tosco, Is there an " Ethiopian Language Area, Anthropological Linguistics, vol.42, issue.3, pp.329-365, 2000.

M. Tosco, What to Do when You are Unhappy with Language Areas but You do not Want to Quit, Journal of Language Contact, vol.2, issue.1, pp.112-123, 2008.
DOI : 10.1163/000000008792525390

Y. Treis, Avoiding their names ? avoiding their eyes: How Kambaata women respect their in-laws, Anthropological Linguistics, vol.47, issue.3, pp.292-320, 2005.
URL : https://hal.archives-ouvertes.fr/hal-00868349

Y. Treis, Copulas in Kambaata, Deictics, Copula and Focus in the Ethiopian Convergence Area, pp.71-97, 2007.
URL : https://hal.archives-ouvertes.fr/hal-00719411

Y. Treis, A Grammar of Kambaata. Part 1: Phonology, Morphology, and Nonverbal Predication, 2008.
URL : https://hal.archives-ouvertes.fr/hal-00868322

Y. Treis and . Forthcoming, Purpose clauses in Kambaata Afrika und Übersee Wiesemann, Ursula. 1982. Switch-reference in Bantu languages, Journal of West African Languages, vol.12, issue.2, pp.42-57

K. Wedekind, Generating Narratives. Interrelations of Knowledge, Text Variants and Cushitic Focus Strategies, 1990.
DOI : 10.1515/9783110872262

A. Zaborski, Ethiopian language subareas, Unwritten testimonies of the African past (Orientalia Varsoviensia, pp.123-134, 1991.
DOI : 10.2478/v10122-010-0017-7
URL : http://doi.org/10.2478/v10122-010-0017-7

S. Zaugg-coretti, Converbs in Yemsa (Omotic, Ethiopia), From Siberia to Ethiopia. Converbs from a Cross-linguistic Perspective, pp.221-255, 2008.