@article{ref1,
title="Effect of exposure to a safety poster on the frequency of turn signalling",
journal="Traffic safety research review",
year="1963",
author="Blomgren, GW and Wilkins, J. L. and Scheuneman, TW",
volume="7",
number="",
pages="15-22",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0564-0741",
doi="",
url="http://dx.doi.org/"
}