@article{ref1,
title="Space shuttle. Columbia disaster underscores the risky nature of risk analysis",
journal="Science",
year="2003",
author="Seife, Charles",
volume="299",
number="5609",
pages="1001-1002",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0036-8075",
doi="10.1126/science.299.5609.1001",
url="http://dx.doi.org/10.1126/science.299.5609.1001"
}