Fasina, Folorunso Oludayo; Sirdar, Mohamed Mahmoud; Bisschop, S.P.R. (Shahn)(Agricultural Research Council, ARC-OVI and the University of Pretoria, 2008-01)
Viljoen, Jozua Jakobus; Ganswindt, Andre; Palme, Rupert; Reynecke, Hendrik C.; Du Toit, Johan T.; Langbauer, William Richard(South African National Parks, 2008)