@article{ref1,
title="Elevator shaft and accident prevention",
journal="Zentralblatt fur Arbeitsmedizin und Arbeitsschutz",
year="1956",
author="Saverin, F.",
volume="6",
number="8",
pages="192-192",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-4049",
doi="",
url="http://dx.doi.org/"
}