@article{ref1,
title="Unconditional Vs. Conditional Critics of Terrorist Violence: A Seemingly Endless Debate",
journal="Public affairs quarterly",
year="2006",
author="Medina, Vicente",
volume="20",
number="4",
pages="363-379",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0887-0373",
doi="",
url="http://dx.doi.org/"
}