@inproceedings{inproceedings79abce9d,
title   = {Spontaneous use of tools by semi-free-ranging capuchin monkeys (Cebus apella)},
author = {Ottoni, Eduardo Benedicto and Mannu, M},
year = {2001},
publisher = {IP/USP},
booktitle   = {Congresso Interno do Instituto de Psicologia da USP}
}