@article{ref1,
title="Sociological Elements of A Theory of Terror and Violence",
journal="American journal of economics and sociology",
year="1962",
author="Roucek, J. S.",
volume="21",
number="2",
pages="165-172",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0002-9246",
doi="",
url="http://dx.doi.org/"
}