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2-    Ahmed, E, Adam F. Kuhlmann, M. Mau, H. A. Elobeid and E.M. Elamin (2005). Analysis of Factors Affecting Sorghum production in the Gexira Scheme-Sudan and Implications on the Household Food Security. Tropentag 2005 Stuttgart-Hohenheim, Conference on International Agricultural Research for Development.

http://www.tropentage.de/2005/abstracts/full/111.pdf.

3-    R.M Elzaki, H.H Faki & H.A. Elobeid: Optimal Crop combination Under Umbrella of the Livestock Integration in the Irrigated Agricultural Sector in Sudan. Issues and Challenges in Rural Development, Farming & Rural Systems Series, Volume 86, Margraf Publishers, Weikersheim, Germany, Pp 71-85.

4-    Raga M Elzaki, H.A. Elobeid & S. H. Ahmed (2004): Impact of Socio-economic Factors on Milk Production and Consumption in the Irrigated Agriculture in Sudan – The Gezira Scheme, The Sudan Journal of Animal Production, Sudan. J. of Animal Prod. (2004) Vol. 17 44-60.

5-    Mutasim Mekki M. Elrasheed & Hamik Hussein M. Faki and Hashim Ahmed Elobied (2008). Optimisation of Market Supply for “Hamart” Desert Sheep in the Sudan.

Mutasim Mekki M. Elrasheed & Hamik Hussein M. Faki and Hashim Ahmed Elobied (2010). Desert Sheep in Kordofan Area – Sudan : Production and Marketing