Codjoe, Samuel N. A., Eckart Ehlers, and Paul L. G. Vleck. 2005. “Effects of Change in Population, Household Conditions and Farming Practices on Agricultural Land Use in the Volta River Basin of Ghana, 1984-2000”. ERDKUNDE 59 (2):126-35. https://doi.org/10.3112/erdkunde.2005.02.04.