% pubman genre = article
@article{item_1752544,
title = {{Chimpanzees{\textquotesingle} (Pan troglodytes) strategic helping in a collaborative task}},
author = {Melis, Alicia P. and Tomasello, Michael},
language = {eng},
issn = {1744-9561},
doi = {10.1098/rsbl.2013.0009},
year = {2013},
date = {2013-04-23},
journal = {{Biology Letters; The Royal Society, London, [England]}},
volume = {9},
number = {2},
eid = {20130009},
}