@article{ref1,
title="Pulling levers: chronic offenders, high-crime settings, and a theory of prevention",
journal="Valparaiso University law review",
year="1997",
author="Kennedy, David M.",
volume="31",
number="2",
pages="449-484",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0042-2363",
doi="",
url="http://dx.doi.org/"
}