@article{ref1,
title="Do policemen use seatbelts?",
journal="Traffic safety research review",
year="1967",
author="Mellinger, G. D. and Manheimer, DL",
volume="11",
number="",
pages="84-86",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0564-0741",
doi="",
url="http://dx.doi.org/"
}