@article{ref1,
title="Distinguishing the effects of peer delinquency and gang membership on self-reported delinquency",
journal="Journal of gang research",
year="2002",
author="Brownfield, David and Thompson, Kevin M.",
volume="9",
number="2",
pages="1-10",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="1079-3062",
doi="Article",
url="http://dx.doi.org/Article"
}