@article{PA200305001.pdf, <br>author="W. C. McGrew, P. J. Baldwin, L. F. Marchant, J. D. Pruetz, S. E. Scott, and C. E. G. Tutin",<br>title="Ethoarchaeology and Elementary Technology of Unhabituated Wild Chimpanzees at Assirik, Senegal, West Africa.",<br>journal="PaleoAnthropology",<br>year="2003",<br>volume="2003",<br>pages="1-20"<br>}