Palaeoanthropological discoveries in the Middle Awash Valley, Ethiopia - Clark, J. Desmond; Asfaw, Berhane; Assefa, Getaneh; Harris, J. W. K.; Kurashina, H.; Walter, R. C.; White, T. D.; Williams, M. A. J. (Nature Publishing Group, 1984)
http://dx.doi.org/10.1038/307423a0
Keywords: W; V; WW-YZ; TA-TD; U