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Slotow, R.; Reid, P.C.; Balfour, D.; Howison, O. 2010. Use of black rhino range estimates for conservation decisions: a response to Linklater et al. Oryx 44 (1): 18-19.

Reid, P.C.; Slotow, R.; Howison, O.; Balfour, D. 2007. Habitat changes reduce the carrying capacity of Hluhluwe-Umfolozi Park, South Africa, for critically endangered black rhinoceros Diceros bicornis. Oryx 41 (2): 247-254, figs. 1-7, tabs. 1-2.

Slotow, R.; Balfour, D.; Howison, O. 2001. Killing of black and white rhinoceroses by African elephants in Hluhluwe- Umfolozi Park, South Africa. Pachyderm 31: 14-20, figs. 1-5, photos 1-3.