@article{ref1,
title="Influence of speed limits on driving behaviour in Austria",
journal="Accident analysis and prevention",
year="1971",
author="Bhalla, SK and Biehl, B. and Seydel, U.",
volume="3",
number="4",
pages="257-260",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0001-4575",
doi="",
url="http://dx.doi.org/"
}