@article{ref1,
title="Prevention of industrial accidents as a factor of increased productivity",
journal="Zentralblatt fur Arbeitsmedizin und Arbeitsschutz",
year="1953",
author="Schmitz, F. D.",
volume="3",
number="6",
pages="183-185",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="0044-4049",
doi="",
url="http://dx.doi.org/"
}