@article{ref1,
title="About Firedamp Indicators",
journal="Naturwissenschaften",
year="1913",
author="Haber, F.",
volume="1",
number="",
pages="1049-1051",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0028-1042",
doi="",
url="http://dx.doi.org/"
}