 | Schaffer, N.E.; Agil, M.; Zainuddin, Z.Z., 2020. Ramifications of reproductive diseases on the recovery of the Sumatran rhinoceros Dicerorhinus sumatrensis (Mammalia: Perissodactyla: Rhinocerotidae). Journal of Threatened Taxa 12 (3): 15279-15288
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| Kretzschmar, P.; Kramer-Schadt, S.; Ambu, L.; Bender, J.; Bohm, T.; Ernsing, M.; Goeritz, F.; Hermes, R.; Payne, J.; Schaffer, N.; Thayaparan, S.T., Zainuddin, Z.Z., Hildebrandt, T.B., Hofer, H., 2016. The catastrophic decline of the Sumatran rhino (Dicerorhinus sumatrensis harrissoni) in Sabah: Historic exploitation, reduced female reproductive performance and population viability. Global Ecology and Conservation 6: 257-275
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| Kretzschmar, P.; Kramer-Schadt, S.; Ambu, L.; Bender, J.; Bohm, T.; Ernsing, M.; Goeritz, F.; Hermes, R.; Payne, J.; Schaffer, N.; Thayaparan, S.T., Zainal, Z.Z., Hildebrandt, T.B., Hofer, H., 2016. Lessons learned from the decline of the Sumatran rhino (Dicerorhinus sumatrensis harrissoni) in Sabah (abstract). In: Scientific program of the 15th International Elephant & Rhino conservation and research symposium, Singapore, November 14-18, 2016, pp. 59-60
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| Kretzschmar, P.; Ambu, L.; Bender, J.; Bosi, E.; Ernsing, M.; Hofer, H.; Payne, J.; Schaffer, N.; Siva, T.; Kramerschadt, S., 2014. Using 10 years’ survey data to assess environmental variables associated with the distribution of Sumatra rhino in Sabah, Malaysia. Proceedings European Conference of Tropical Ecology 2014 in Freising, Germany
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| Kretzschmar, P.; Schaffer, N.; Bosi, E.; Andau, P.; Schwarzenberger, F., 2007. Conservation and captive management of Sumatran rhinos in Sabah, Malaysia. Proceedings of the Conference on Animals, zoos & conservation, Poznan, Poland 1: 7-14
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| Kretzschmar, P.; Hermes, R.; Hildebrandt, T.B.; Andau, P.; Sentenial, N.; Symphorosa, S.; Goeritz, F.; Walzer, C.; Schwarzenberger, F.; Schaffer, N., 2006. Assisted reproduction program in the Sumatran rhinoceros (Dicerorhinus sumatrensis harrissonii). Proceedings of the International Symposium on physiology and ethology of wild and zoo animals 6: 132-133
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| Hermes, R.; Hildebrandt, T.B.; Portas, T.J.; Goeritz, F.; Bryant, B.R.; Kretzschmar, P.; Walzer, C.; Schaffer, N.; Ladds, P.; Blottner, S., 2006. Testis and epididymis ultrasonography and fine-needle biopsy in the rhinoceros for tumor and fertility diagnosis. Proceedings of the European Association of Zoo- and Wildlife Veterinarians 2006: 1-2
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| Schaffer, N., 2006. Tanjung Reproductive Post-Mortem Report to Sabah Wildlife Department. SOS Rhino, pp. 1-8
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| Bosi, E.J.; Kilbourn, A.; Schaffer, N.E., 2002. Sumatran rhinoceros conservation strategy in Sabah, Malaysia: pp. 166-172
 | In: Schwammer, H.M. et al. A research update on elephants and rhinos: proceedings of the International Elephant and Rhino Research Symposium, Vienna, June 7-11, 2001. Muenster, Schuling: pp. 1-352 |
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| Schaffer, N.E.; Meehan, T.P.; Jeyendram, R.S., 2002. Successful electroejaculation and other semen procurement methods from four species of rhinoceros (Ceratotherium simum, Diceros bicornis, Rhinoceros unicornis, Dicerorhinus sumatrensis): p. 218
| | In: Schwammer, H.M. et al. A research update on elephants and rhinos: proceedings of the International Elephant and Rhino Research Symposium, Vienna, June 7-11, 2001. Muenster, Schuling: pp. 1-352 |
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| Schaffer, N.E.; Bryant, W., 2002. Progesterone supplemented pregnancy in a black rhinoceros (Diceros bicomis): a case report: pp. 316-321
| | In: Schwammer, H.M. et al. A research update on elephants and rhinos: proceedings of the International Elephant and Rhino Research Symposium, Vienna, June 7-11, 2001. Muenster, Schuling: pp. 1-352 |
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| Schaffer, N.E.; Agil, M.; Bosi, E., 2002. Utero - ovarian pathological complex of the Sumatran Rhinoceros (Dicerorhinus sumatrensis): p. 322
| | In: Schwammer, H.M. et al. A research update on elephants and rhinos: proceedings of the International Elephant and Rhino Research Symposium, Vienna, June 7-11, 2001. Muenster, Schuling: pp. 1-352 |
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| Tuah, M.N.A.; Kilbourn, A.; Bosi, E.; Schaffer, N.E.; Mohamed, M., 2002. Demographics of Sumatran rhinoceros (Dicerorhinus sumatrensis harrissoni) in Sabah, Malaysia: correlation to food distribution in Tabin Wildlife Reserve: p. 330
| | In: Schwammer, H.M. et al. A research update on elephants and rhinos: proceedings of the International Elephant and Rhino Research Symposium, Vienna, June 7-11, 2001. Muenster, Schuling: pp. 1-352 |
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