@article{ref1,
title="The precipitants and underlying conditions of race riots",
journal="American sociological review",
year="1965",
author="Lieberson, S. and Silverman, A. R.",
volume="30",
number="6",
pages="887-898",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0003-1224",
doi="",
url="http://dx.doi.org/"
}