A. S. Ali

Land Degradation and Overgrazing in the Afar Region, Ethiopia: A Spatial Analysis

M. Keyzer, S. Pande, B. Sonneveld, 2010 .

Following the Afar: Using remote tracking systems to analyze pastoralists' trekking routes

M. Keyzer, S. Pande, B. Sonneveld, 2009 .