1. Acocks, J.P.H., 1953. Veld Types of South Africa, second ed. Memoirs of the Botanical Society, vol. 28. Botanical Research Institute, Pretoria, South Africa.
2. Acocks, J.P.H., 1975. Veld Types of South Africa, second ed. Memoirs of the Botanical Society, vol. 40. Botanical Research Institute, Pretoria, South Africa.
3. Acocks, J.P.H., 1988. Veld Types of Southern Africa. Botanical Survey of South Africa Memoirs, vol. 57. Botanical Research Institute, Pretoria, South Africa.
4. Dynamics in land cover and its effect on streamflow in the Chemaga watershed, Blue Nile basin, Ethiopia;Bewket;Hydrol. Process.,2005
5. Restoring and managing natural capital towards fostering economic development: evidence from the Drakensberg, South Africa;Blignaut;Ecol. Econ.,2010