@article{ref1,
title="Social and cultural roots of political violence in Central America",
journal="Aggressive behavior",
year="1976",
author="Anderson, Thomas P.",
volume="2",
number="4",
pages="249-255",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}