@article{ref1,
title="Road safety benefits of an across the board 50 km/h urban speed limit",
journal="Proceedings of the Australasian road safety research, policing and education conference",
year="2007",
author="Fildes, Brian N. and Langford, J.",
volume="11",
number="",
pages="-",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="",
doi="",
url="http://dx.doi.org/"
}