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/

Africa ( ch. 7 ) . Gerrit J. Dimmendaal and F. K. Erhard Voeltz (2007) · In Encyclopedia of the World's Endangered Languages edited by Christopher Moseley · Routledge

Ghana-Togo Mountain Languages Locations . Roger Blench http://www.rogerblench.info/Language/Niger-Congo/GTML%%20Website/GTMLanguagetables/GTMLlocations.htm

Studies in the phonology of Sele, the language of Santrokofi . Allen, Christine Anne (1974) ·

Die Santrokofisprache: Beiträge zur Kenntnis der Sprachen Togos ( pp. 182-226 ) . Funke, Emil (1911) · Mitt. des Seminars für orientalische Sprachen. 14

Die Familie im Spiegel der afrikanischen Volksmärchen ( pp. 37-62 ) . Funke, Emil (1911/12) · Zeits. für Kolonialsprachen. 2

Semi-Bantu group I (Togoland), language 258: Santrokofi or Balé . Johnston, Harry Hamilton (1919/22) · In A comparative study of the Bantu and semi-Bantu languages Clarendon Press