1. Once Nomads Settle
2. AU, NEPAD/NPCA. (2006). The Abuja declaration on fertilizers for an African Green Revolution: Status of implementation at regional and national levels. Policy Brief, African Union and NEPAD Planning and Coordinating Agency Addis Ababa and Midrand.
3. Day and Night Grazing by Cattle in the Sahel
4. Berazneva, J., McBride, L., Sheahan, M. & Güereña, D. (2016). Perceived, measured and estimated soil fertility in East Africa: Implications for farmers and researchers. Paper presented at 2016 Annual Meeting of Agricultural and Applied Economics Association, Boston, MA, USA. https://doi.org/10.22004/ag.econ.235466