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Unintended consequences of trade in rhino horn on rhino range states: a Namibian perspective
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Holub, E. 1890. Von der Capstadt ins Land der Maschukulumbe. Reisen im südlichen Afrika in den Jahren 1883-1887, vol. 2. Wien, Alfred Holder.
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Pisani, Vittorio 1925. Atkin attacked by a rhinoceros in Kenya. Tribuna Illustrata 1925 Ocober 4: cover (illustration only).
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Lodge, A. 1994. Lewa Downs, Ngare Sergoi Wildlife Project Update. Proceedings of the 20th National Conference of the American Association of Zoo Keeper's Inc. Atlanta, Georgia, October 10-14 1993: 35-36, 1 table with wildlife counts.
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S. S. O. 1935. Jungle wiles – the tale of a horn. Indian Forester 61 (10) : 648-652, 1 figure.