Сурмиските јазици се подгрупа на фамилијата на нило-сахарски јазици. Во оваа група спаѓаат:
- Abbink, Jon and Peter Unseth. 1998. Surmic Languages and Cultures: A Bibiliography. Surmic Languages and Cultures, ed. by Gerrit Dimmendaal, pp. 127-142. Cologne: Köppe.
- Arensen, Jonathan. 1983. Sticks and straw: Comparative house forms in southern Sudan. Dallas: International Museum of Cultures.
- Arensen, Jon, Nicky de Jong, Scott Randal, Peter Unseth. 1997. "Interrogatives in Surmic Languages and Greenberg's Universals," Occasional Papers in the Study of Sudanese Languages 7:71-90.
- Bender, M. Lionel. "The Surma language group: a preliminary report". Studies in African Linguistics, Supplement 7, pp. 11-21.
- Bryan, Margaaret. 1959. t/k languages article??
- Bryant, Michael. 1999. "Aspects of Tirmaga grammar." MA thesis, University of Texas at Arlington.
- Dimmendaal, Gerrit. 1998. "A syntactic typology of the Surmic family from an areal and historical-comparative point of view," in Surmic Languages and Cultures, ed. by Gerrit Dimmendaal, pp. 35-82. Cologne: Köppe
- Fleming, Harold. 1983. "Surmic etymologies," in Nilotic Studies: Proceedings of the International Symposium on Languages and History of the Nilotic Peoples, Rainer Vossen and Marianne Bechhaus-Gerst, 524-555. Berlin: Dietrich Reimer.
- König, Christa. 2006. "Marked nominative in Africa," Studies in Language 30.4: 655-732.
- Tornay, Serge. 1981. "The Omo Murle Enigma," in Peoples and cultures of the Ethio-Sudan Borderland, M.L. Bender (ed.), pp. 33-60. (Northeast African Studies, Monograph 10). East Lansing: Michigan State University.
- Turton, David. 1979. "A Journey Made Them: Territorial Segmentation and Ethnic Identity Among the Mursi," in Segmentary Lineage Systems Reconsidered, Ladislav Holy (ed.), 19-143. (Queen's University Papers in Social Anthropology, vol. 4). Belfast.
- Unseth, Peter. 1987. "A Typological Anomaly in Some Surma Languages," Studies in African Linguistics 18.357-361.
- Unseth, Peter. 1988. "The Validity and Unity of the Southeast Surma Language Grouping," Northeast African Studies 10.2/3:151-163.
- Unseth, Peter. 1989. "An Initial Comparison and Reconstruction of Case Suffixes in Surmic Languages," Journal of Ethiopian Studies 22:97-104.
- Unseth, Peter. 1991. "Possessive Markers in Surmic Languages," Proceedings of the 4th Nilo-Saharan Linguistics Colloquium, ed. by M. L. Bender, pp. 91-104. (Nilo-Saharan: Linguistic Analyses and Documentation, vol. 7.) Hamburg: Helmut Buske Verlag.
- Unseth, Peter. 1997a. "An Archaic Surmic Causative Prefix," Occasional Papers in the Study of Sudanese Languages 7:41-48.
- Unseth, Peter. 1997b. "Disentangling the Two Languages Called 'Suri'," Occasional Papers in the Study of Sudanese Languages 7:49-69. * Unseth, Peter. 1998. "Two Old Causative Affixes in Surmic," Surmic Languages and Cultures, ed. by Gerrit Dimmendaal, pp. 113-126. Cologne: Köppe.
- Unseth, Peter and Jon Abbink. 1998. "Cross-ethnic Clan Identities Among Surmic Groups," in Surmic Languages and Cultures, Gerrit Deimmendaal (ed.), pp. 103-112. Cologne: Koppe.