1. Growth of Black Political Consciousness in Northern Sudan;Abbas Philip.;Africa Today,1973
2. Abd al-Qadir, Zein al-Abdin Muhammad Ahmad. Mayo: Sanawat al-Khasb Wa'l Jafaf. Khartoum: Markaz Muhammad Umar Bashir li'l-Dirasat al-Sudaniyya, 2011.
3. al-Badi, Siddiq. Ahdath Jazira Aba wa Wad Nubawi. 2nd ed. Khartoum: Maktaba al-Dar al-Baida Umdurman, 2016.
4. al-Badi, Siddiq. al-Jabha al-Wataniyya: Asrar wa Khafaya. Khartoum: Maktaba Dar al-Baida li’l-Nushr wa’l-Tawzia, 2009.
5. Ali, Haydar Ibrahim. The Shaiqiya: Cultural and Social Change of a Northern Riverain People. Wiesbaden: Steiner, 1979.