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Ball, R.L.; Murphy, D.; Olsen, J.H.; Burton, M.; Dumonceaux, G. 2001. Multiple isoflurane anesthesia in a captive black rhinoceros (Diceros bicornis). Proceedings of the AAZV, AAWV, ARAV, NAZWV Joint Conference 2001: 176-178.
Ball, R.L.; Olsen, J.H.; Dumonceaux, G.; Burton, M. 2000. Maxillary sinus fracture in a black rhinoceros (Diceros bicornis): diagnostic imaging and computed tomography references. Proceedings of the AAZV and IAAAM Joint Conference 2000: 457-458.






