@article{ref1,
title="An Empirical Classification of Convicted Violent Offenders",
journal="British journal of criminology",
year="1982",
author="Henderson, Melinda",
volume="22",
number="1",
pages="1-20",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0007-0955",
doi="",
url="http://dx.doi.org/"
}