@article{ref1,
title="Velocity change and fatality risk in a crash--a rule of thumb",
journal="Accident analysis and prevention",
year="1993",
author="Joksch, H. C.",
volume="25",
number="1",
pages="103-104",
abstract="Abstract unavailable.",
language="en",
issn="0001-4575",
doi="",
url="http://dx.doi.org/"
}