@article{ref1,
title="Gangs and Their Control in Adult Correctional Institutions",
journal="Prison journal",
year="1991",
author="Knox, George W. and Tromanhauser, Edward D.",
volume="71",
number="2",
pages="15-22",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0032-8855",
doi="",
url="http://dx.doi.org/"
}