@article{ref1,
title="Policing Disorderly Campus Protests and Convivial Gatherings: The Interaction of Threat, Social Organization, and First Amendment Guarantees",
journal="Social problems",
year="2007",
author="McCarthy, John D. and Martin, Andres and McPhail, Clark",
volume="54",
number="3",
pages="274-296",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0037-7791",
doi="10.1525/sp.2007.54.3.274",
url="http://dx.doi.org/10.1525/sp.2007.54.3.274"
}