@article{ref1,
title="Getting into the gang: methodological issues in studying ethnic gangs",
journal="NIDA research monograph",
year="1993",
author="Joe, K. A.",
volume="130",
number="",
pages="234-257",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1046-9516",
doi="",
url="http://dx.doi.org/"
}