Hodgden, R. 1998. Reproductive management and research of 1.1 Eastern Black rhinoceros (Diceros bicornis michaeli) at Zoo Atlanta. AZA Annual Conference Proceedings 1997: 304-306.
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Daniel, J.C. 1998. Color discrimination in the White rhinoceros. AZA Annual Conference Proceedings 1997: 592-593.
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Schaffer, N.E.; Berkeley, E.V. 1993. Serum, urinary and fecal steroid correlates of reproductive behavior in the Black rhinoceros (Diceros bicornis) abstract. Annual Conference Proceedings AAZPA/CAZPA 1992: 572.
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Hodgden, R. 1989. Short-term separation and stress of mother and daughter Southern White rhinoceroses (Ceratotherium simum simum) at the North Carolina Zoological Park. AAZPA Regional Conference Proceedings 1988: 272-279, 5 figures.
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; Higgins, Anne 1986. The African veldt adventure at Jacksonville Zoo. AAZPA Regional Conference Proceedings 1985: 55-58.
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Schaffer, N.E.; Meuli, L. 1984. Urine collection: Value in reproductive research. AAZPA Regional Conference Proceedings 1983: 400-411, 12 figures.