@article{ref1,
title="Anxiety, extraversion, and personality idiosyncrasy in delinquency",
journal="Journal of psychology, The",
year="1963",
author="Pierson, G. R. and Kelly, R. F.",
volume="56",
number="",
pages="441-445",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-3980",
doi="",
url="http://dx.doi.org/"
}