@article{ref1,
title="The Parole Violation Rate",
journal="Journal of criminal law and criminology (1931-1951)",
year="1937",
author="van Vechten, Courtlandt Churchill",
volume="27",
number="5",
pages="638-640",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0885-2731",
doi="",
url="http://dx.doi.org/"
}