@article{ref1,
title="Response to Barnett: It's safer to fly",
journal="Risk analysis",
year="1991",
author="Evans, Leonard and Frick, Michael C. and Schwing, Richard C.",
volume="11",
number="1",
pages="17-17",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0272-4332",
doi="10.1111/j.1539-6924.1991.tb00560.x",
url="http://dx.doi.org/10.1111/j.1539-6924.1991.tb00560.x"
}