@article{PA200508021.pdf, <br>author="Susan Cachel",<br>title="Boesch, C. and Boesch-Achermann, H. -- The Chimpanzees of the Tai Forest: Behavioural Ecology and Evolution.",<br>journal="PaleoAnthropology",<br>year="2005",<br>volume="2005",<br>pages="21-24"<br>}