@article{ref1,
title="Multivariate Analysis of Gang Delinquency: III. Age and Physique of Gangs and Clubs",
journal="Multivariate behavioral research",
year="1971",
author="Cartwright, Desmond S. and Howard, Kenneth I. and Reuterman, Nicholas A.",
volume="6",
number="1",
pages="75-90",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0027-3171",
doi="",
url="http://dx.doi.org/"
}