@article{ref1,
title="Violence in juvenile gangs: Some notes and a few analogies",
journal="American journal of orthopsychiatry",
year="1963",
author="Scharr, J. H.",
volume="33",
number="1",
pages="29-37",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0002-9432",
doi="",
url="http://dx.doi.org/"
}