Bobe, Rene, Behrensmeyer, Anna K., Eck, G. G., and Harris, J. M. 2007. "Patterns of abundance and diversity in late Cenozoic bovids from the Turkana and Hadar Basins, Kenya and Ethiopia." In Hominin Environments in the East African Pliocene: An Assessment of the Faunal Evidence, Vertebrate Paleobiology and Paleoanthropology Series, Volume 1. Bobe, Rene, Alemseged, Zeresenay, and Behrensmeyer, Anna K., editors. 129–158. Springer.