@article{ref1,
title="Three Views of Urban Violence: Civil Disturbance, Racial Revolt, Class Assault",
journal="American behavioral scientist",
year="1968",
author="Grimshaw, Allen D.",
volume="11",
number="4",
pages="2-7",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0002-7642",
doi="10.1177/000276426801100402",
url="http://dx.doi.org/10.1177/000276426801100402"
}