@article{ref1,
title="Familial patterns of pre-delinquent behavior",
journal="Nervous child",
year="1955",
author="Williams, R. M.",
volume="11",
number="1",
pages="30-34",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="",
doi="",
url="http://dx.doi.org/"
}