Africanus Harvard University, John Pory et Robert Brown, The history and description of Africa, London, Printed for the Hakluyt society, (lire en ligne)
(en) Sada Mire, Divine Fertility: The Continuity in Transformation of an Ideology of Sacred Kinship in Northeast Africa, Routledge, (ISBN978-0-429-76924-5, lire en ligne), p. 69
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(en) Cerulli Enrico, Islam: Yesterday and Today translated by Emran Waber. (lire en ligne), Istituto Per L'Oriente. p. 323
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(en) Yohannes Mekonnen, Ethiopia: the Land, Its People, History and Culture, Yohannes Mekonnen, (ISBN978-1-4823-1117-4, lire en ligne), p. 43
(en) Richard Pankhurst, The Ethiopian Borderlands: Essays in Regional History from Ancient Times to the End of the 18th Century (lire en ligne), p. 48
(en) Nehemia Levtzion et Randall L. Pouwels, The History of Islam in Africa, Ohio University Press, (ISBN978-0-8214-4461-0, lire en ligne)
(en) J. D. Fage et Roland Anthony Oliver, The Cambridge History of Africa: From c. 500 B.C. to A.D. 1050, Cambridge University Press, (ISBN978-0-521-20981-6, lire en ligne)
(en) Geneva-Africa, Institut Africain de Genève, (lire en ligne), p. 23
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(en) The Modern Part of an Universal History,: From the Earliest Account of Time, S. Richardson, T. Osborne, C. Hitch, A. Millar, John Rivington, S. Crowder, P. Davey and B. Law, T. Longman, and C. Ware., (lire en ligne)