1986
“Some Aspects Of Dry Land Afforestation In The Sudan With Special Reference To Acacia Tortilis (Forsk.) Hayne, A. Senegal Willd. And Prosopis Chilensis (Molina) Stuntz”. Forest Ecology And Management 16 (1-4): 209-221. doi:10.1016/0378-1127(86)90021-6. http://www.sciencedirect.com/science/article/pii/0378112786900216.
. 1986.