@article{ref1,
title="Using GIS to improve highway safety",
journal="Computers, environment and urban systems",
year="1996",
author="Kim, Karl and Levine, Ned",
volume="20",
number="4",
pages="289-302",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0198-9715",
doi="10.1016/S0198-9715(96)00022-1",
url="http://dx.doi.org/10.1016/S0198-9715(96)00022-1"
}