@article{ref1,
title="The scale of imprisonment in the United States: Twentieth century patterns and twenty-first century prospects",
journal="Journal of criminal law and criminology",
year="2010",
author="Zimring, Franklin E.",
volume="100",
number="3",
pages="1225-1245",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="",
issn="0091-4169",
doi="",
url="http://dx.doi.org/"
}