@article{ref1,
title="Peace lessons from an unlikely source",
journal="PLoS biology",
year="2004",
author="de Waal, Frans B. M.",
volume="2",
number="4",
pages="E101-E101",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1544-9173",
doi="10.1371/journal.pbio.0020101",
url="http://dx.doi.org/10.1371/journal.pbio.0020101"
}