@article{ref1,
title="At the end of our tether: the rationality of nonviolence",
journal="Conservation biology",
year="2008",
author="Orr, David W.",
volume="22",
number="2",
pages="235-238",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0888-8892",
doi="10.1111/j.1523-1739.2008.00902.x",
url="http://dx.doi.org/10.1111/j.1523-1739.2008.00902.x"
}