1. Adam, T., Reij, C., Abdoulaye, T., Larwanou, M., & Tappan, G. (2006). Impacts des Investissements dans la Gestion des Resources Naturalles (GRN) au Niger: Rapport de Synthese. Niamey, Niger: Centre Régional d’Enseignement Specialise en Agriculture.
2. AGRA (Alliance for a Green Revolution in Africa). (2014). Africa Agriculture Report 2014. Climate change and smallholder agriculture in Sub-Saharan Africa. AGRA, Nairobi. Online at www.agra.org .
3. AMCOW (African Ministers Council on Water). (2011). Water Supply and Sanitation in Niger. AMCOW Country Status Overview.
4. Anyamba, A., Small, J. L., Tucker, C. J., & Pak, E. W. (2014). Thirty-two years of Sahelian Zone growing season non-stationary NDVI3g patterns and trends. Remote Sensing, 6, 3101–3122.
5. Bationo, A., & Ntare, B. R. (2000). Rotation and nitrogen fertilizer effects on pearl millet, cowpea and groundnut yield and soil chemical properties in a sandy soil in the semi-arid tropics, Africa. Journal of Agricultural Sciences, 134(3), 277–284.