@article{ref1,
title="Dimensions of the traffic safety problem",
journal="Traffic safety research review",
year="1968",
author="Blumenthal, M.",
volume="12",
number="1",
pages="7-12",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0564-0741",
doi="",
url="http://dx.doi.org/"
}