@article{ref1,
title="Evolution and the nonlegal equivalent of aggressive criminal behavior",
journal="Aggressive behavior",
year="1986",
author="Ellis, L.",
volume="12",
number="1",
pages="57-71",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}