@article{ref1,
title="A simple and efficient method of safety in welding with bottled gas",
journal="Zentralblatt fur Arbeitsmedizin und Arbeitsschutz",
year="1959",
author="Mugge, F.",
volume="9",
number="6",
pages="142-143",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-4049",
doi="",
url="http://dx.doi.org/"
}