Gambiza, James, Campbell, Bruce M, Moe, Stein R. Fire behaviour in a semi-arid Baikiaea plurijuga savanna woodland on Kalahari sands in western Zimbabwe. 2005.

Campbell, Bruce M, Gordon, Iain J, Luckert, Martin K, Petheram, Lisa, Vetter, Susan M. In search of optimal stocking regimes in semi-arid grazing lands : one size does not fit all. 2006.