@article{ref1,
title="Saving gas and lives",
journal="Scientific American",
year="2007",
author="Alpert, M.",
volume="297",
number="4",
pages="20, 23-20, 23",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0036-8733",
doi="",
url="http://dx.doi.org/"
}