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| In: Ryder, O.A. Rhinoceros biology and conservation: Proceedings of an international conference, San Diego, U.S.A. San Diego, Zoological Society: pp. i-v, 1-368 |
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| Hindle, J.E.; Moestl, E.; Hodges, J.K., 1992. Measurement of urinary oestrogens and 20a-dihydroprogesterone during ovarian cycles of black (Diceros bicornis) and white (Ceratotherium simum) rhinoceroses. Journal of Reproduction and Fertility 94: 237-249, figs. 1-5, table 1
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| Hindle, J.E., 1991. Reproductive assessment in female African rhinoceroses by urinary steroid analysis. Thesis presented to University College London, pp. 1-376
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| Hindle, J.E.; Hodges, J.K., 1990. Metabolism of oestradiol-17B and progesterone in the white rhinoceros (Ceratotherium simum simum). Journal of Reproduction and Fertility 90: 571-584, figs. 1-3, tables 1-2
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| Hodges, J.K.; Hindle, J.E., 1988. Comparative aspects of steroid metabolism in rhinoceroses: implications for reproductive assessment: pp. 83-91, figs. 1-5
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