@article{ref1,
title="Girls in gangs 'invisible to the system'",
journal="Community practitioner",
year="2014",
author="",
volume="87",
number="5",
pages="4-4",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1462-2815",
doi="",
url="http://dx.doi.org/"
}