| Graffam, W.; Dierenfeld, E.S.; Pattillo, G.; Bass, L., 1997. Evaluation of eight species of native Texas browses as suitable forage substitutes for black rhinoceros (Diceros bicornis). Proceedings of the Conference of the Nutrition Advisory Group American Zoo and Aquarium association on Zoo and Wildlife Nutrition 2: 1-9, tables 1-2
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