@article{ref1,
title="A Study of Multiple Criminal Factors",
journal="Journal of the American Institute of Criminal Law and Criminology",
year="1920",
author="Doll, EA",
volume="11",
number="1",
pages="33-46",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0885-4173",
doi="",
url="http://dx.doi.org/"
}