@article{ref1,
title="Relationship Between the Offending Frequency of Imprisoned and Free Offenders",
journal="Criminology",
year="1997",
author="Canela-Cacho, JosÈ A. and Blumstein, Alfred and Cohen, Jacqueline",
volume="35",
number="1",
pages="133-175",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0011-1384",
doi="",
url="http://dx.doi.org/"
}