@article{ref1,
title="Data on the effect of a low carbon monoxide content in the air on man",
journal="Zentralblatt fur Arbeitsmedizin und Arbeitsschutz",
year="1970",
author="Szöllösi, E. and Medve, F. and Jeney, E.",
volume="20",
number="9",
pages="263-268",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-4049",
doi="",
url="http://dx.doi.org/"
}