@article{ref1,
title="Introduction: security challenges and threats in a post-9/11 world",
journal="Defence and peace economics",
year="2005",
author="Barros, Carlos Pestana and Kollias, Christos and Sandler, T.",
volume="16",
number="5",
pages="327-329",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1024-2694",
doi="10.1080/10242690500207274",
url="http://dx.doi.org/10.1080/10242690500207274"
}