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(en) Sebabatso C. Manoeli, Sudan's "Southern Problem": Race, Rhetoric and International Relations, 1961-1991, Springer Nature, (ISBN978-3-030-28771-9, lire en ligne)
(en) Mamoun Beheiry, Glimpses from the Life of a Sudanese Public Servant, M.O. Besheer Centre for Sudanese Studies, Omdurman Ahlia University, (lire en ligne)
