@article{ref1,
title="The juvenile delinquent and delinquency",
journal="Missouri medicine",
year="1969",
author="Chapel, J. L.",
volume="66",
number="4",
pages="281-285",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-6620",
doi="",
url="http://dx.doi.org/"
}