@article{articleb5466907,
title   = {Stone tool use by adult wild bearded capuchin monkeys (Cebus libidinosus): frequency, efficiency and tool selectivity},
author = {Spagnoletti, Noemi and Fragaszy, Dorothy and Ottoni, Eduardo Benedicto and Izar, Patricia and Visalberghi, Elisabetta},
year = {2011},
doi = {10.1016/j.jhevol.2011.02.010},
journal   = {Journal of human evolution}
}