@article{ref1,
title="The danger of accidents during work with the laboratory multi-purpose mixer type 309",
journal="Zeitschrift für medizinische Labortechnik",
year="1975",
author="Walden, H.",
volume="16",
number="4",
pages="230-230",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-3069",
doi="",
url="http://dx.doi.org/"
}