@article{ref1,
title="Key participants in combating terrorism. The role of American citizens and their communities in homeland security",
journal="IEEE engineering in medicine and biology magazine",
year="2002",
author="McDonald, Michael D.",
volume="21",
number="5",
pages="34-37",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0739-5175",
doi="",
url="http://dx.doi.org/"
}