Pham, J. Peter (2011). "State Collapse, Insurgency, and Famine in the Horn of Africa: Legitimacy and the Ongoing Somali Crisis". The Journal of the Middle East and Africa. 2 (2): 153–187. doi:10.1080/21520844.2011.617238. S2CID154845182.
Pham, J. Peter (2011). "State Collapse, Insurgency, and Famine in the Horn of Africa: Legitimacy and the Ongoing Somali Crisis". The Journal of the Middle East and Africa. 2 (2): 153–187. doi:10.1080/21520844.2011.617238. S2CID154845182.