1. Agricultural intensification and flexibility in the Nigerian Sahel;Adams;The Geographical Journal,1997
2. Behnke Jr., R.H., Scoones, I., Kerven, K., 1991. Range ecology at disequilibrium. New models of natural variability and pastoral adaptation in African environments, Overseas Development Institute/International Institute for Environment and Development, London.
3. Evolution de la propriété animale chez les Wodaabe du Niger;Bonfiglioni;Journal des Africanistes,1985
4. Bourn, D., Wint, W., 1994. Livestock, land use and agricultural intensification in sub-Saharan Africa. Pastoral Development Network Paper 37a Overseas Development Institute, London.
5. Busso, C.S., Devos, K.M., Mortimore, M.J., Adams, W.M., Ross, G., Ambrose, M.J., Alldrick, S., Gale, M.D., Genetic diversity among landraces of pearl millet (Pennisetum glaucum) under farmer management. Genetic Resources and Crop Evolution, in press.