@article{ref1,
title="The relationship between the performance greater than verbal (P greater than V) sign and violent behavior in a sample of mentally retarded subjects",
journal="Journal of genetic psychology",
year="1983",
author="Roszkowski, Michael J.",
volume="143",
number="2d Half",
pages="279-280",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1325",
doi="",
url="http://dx.doi.org/"
}