1. Andrews, P. J. 1978. A revision of the Miocene Hominoidea of East Africa. Bull. Br. Mus. Nat. Hist. Geol. 30: 85–225.
2. Andrews, P. J. 1985. Family group systematics and evolution among catarrhine primates. In: E. Delson (ed.), Ancestors: The Hard Evidence, pp. 14–22. Liss, New York.
3. Andrews, P. 1992. Evolution and environment in the Hominoidea. Nature
360: 641–646.
4. Andrews, P., and Martin, L. 1987a. Cladistic relationships of extant and fossil hominoids. J. Hum. Evol. 16: 101–118.
5. Andrews, P. J., and Martin, L. 1987b. The phyletic position of the Ad Dabtiyah hominoid. Bull. Br. Mus. Nat. Hist. Geol. 41: 383–393.