Sivakumar, M. V. K. M. A. Zobisch, S. Koala and T. Maukonen (Ed. ). 1998. Wind Erosion in Africa and West Asia: Problems and Control Strategies. Proceedings of the ICARDA/ICRISAT/UNEPN\Jl/10 Expert Group Meeting, 22-25 April 1997, Cairo, Egypt. International Center for Agricultural Research in the Dry Areas (ICARDA), Aleppo, Syria. v + 198 pp
International Food Policy Research Institute (IFPRI), 'IFPRI key facts series: Food and nutrition security', International Food Policy Research Institute (IFPRI), Washington, DC, 2018