1. Impure Science: Fraud, Compromise and Political Influence in Scientific Research;Bell,1992
2. Grave accusations for Lucy finders;Cherfas;New Sci.,1983
3. Paleoanthropological discoveries in the Middle Awash Valley, Ethiopia;Clark;Nature,1984
4. Newly discovered fossil hominid skull from the Afar Depression, Ethiopia;Conroy;Nature,1978
5. Adventures in the Bone Trade: The Race to Discover Human Ancestors in Ethiopia's Afar Depression;Kalb,2001