Lechmere-Oertel, R.G., Cowling, R.M. & Kerley, G.I.H. 2005. Patterns of degradation in semi-arid succulent thicket, South Africa: what is the new stable state? Journal of Arid Environments 62: 459–474.
Lechmere-Oertel, R.G., Cowling, R.M. & Kerley, G.I.H. 2005. Patterns of degradation in semi-arid succulent thicket, South Africa: what is the new stable state? Journal of Arid Environments 62: 459–474.