Pröpper, M., Gröngröft, A., Falk, T., Eschenbach, A., Fox, T., Gessner, U., et al. (2010).
Causes and perspectives of land-cover change through expanding cultivation in Kavango. In N. Jürgens, U. Schmiedel, &
T. Hoffmann (Eds.), Biodiversity in Southern Africa, Vol. 3
(pp. 1-31). Göttingen: Hess Verlag.