@article{ref1,
title="Impressions of juvenile gang members",
journal="Adolescence",
year="1968",
author="Klein, M. W.",
volume="3",
number="9",
pages="53-78",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0001-8449",
doi="",
url="http://dx.doi.org/"
}