@article{ref1,
title="Levels of Maturity in Criminals",
journal="Corrective and social psychiatry and journal of behavior technology methods and therapy",
year="1986",
author="Levitt, Anthony and Lester, David",
volume="32",
number="1",
pages="6-15",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0093-1551",
doi="",
url="http://dx.doi.org/"
}