1. Akinnifesi, F. K., Kwesiga, F., Mhango, J., Chilanga, T., Mkonda, A., Kadu, C. A. C., et al. (2006). Towards the development of Miombo fruit trees as commercial tree crops in southern Africa. Forests trees and livelihoods, 16, 103–121.
2. Angelsen, A., & Wunder, S. (2003). Exploring the forest – poverty link: Key concepts, issues and research implications. Indonesia. Center for International Forestry Research.
3. Arnold, J. (2001). Forestry, poverty and aid. Occasional paper No. 33. Center for International Forestry Research, Indonesia.
4. Awiti, A., & Ole-Nkuko, F. (2003). Managing Kenya’s forests: The role of stakeholders in the forest policy and environment management and co-ordination act. Kenya. Forest Action Network, pp. 4–31.
5. Cavendish, W. (2000). Empirical regularities in the poverty-environment relationship of rural households evidence from Zimbabwe. World Development, 28(11), 1979–2003. doi: 10.1016/S0305-750X(00)00066-8 .