@article{ref1,
title="The background of delinquency",
journal="California medicine",
year="1950",
author="Porter, Laura",
volume="73",
number="1",
pages="16-21",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0008-1264",
doi="",
url="http://dx.doi.org/"
}