@article{ref1,
title="Choice of optical calibration filters for laser photometers",
journal="Fire safety journal",
year="1995",
author="Babrauskus, V and Wetterlund, I",
volume="24",
number="2",
pages="197-199",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0379-7112",
doi="",
url="http://dx.doi.org/"
}