@article{ref1,
title="The human element in traffic",
journal="Tidsskrift for den Norske Laegeforening",
year="1963",
author="Karlsen, T.",
volume="83",
number="",
pages="444-447",
abstract="<p>[Abstract unavailable]</p><p>Language: no</p>",
language="no",
issn="0029-2001",
doi="",
url="http://dx.doi.org/"
}