1. Easter Island, Earth Island;Bahn,1992
2. The Rano Kau 2 pollen diagram: palaeoecology revealed;Butler;Rapa Nui J.,2010
3. Quaternary history and the stability of forest communities;Davis,1981
4. Collapse. How societies choose to fail or survive;Diamond,2005
5. A recently extinct palm from Easter Island;Dransfield;Nature,1984