@article{ref1,
title="The FBI's mission in countering terrorism",
journal="Terrorism",
year="1990",
author="Sessions, William S.",
volume="13",
number="1",
pages="1-6",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0149-0389",
doi="10.1080/10576109008435809",
url="http://dx.doi.org/10.1080/10576109008435809"
}