@article{ref1,
title="Human-animal aggression: examination of a neglected topic",
journal="Aggressive behavior",
year="1979",
author="Powell, PH",
volume="5",
number="2",
pages="191-192",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}