@article{ref1,
title="Smoke detection: part of complete building system",
journal="Specifying Engineer",
year="1979",
author="Schmidt, W. A.",
volume="41",
number="5",
pages="58-62",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0164-5242",
doi="",
url="http://dx.doi.org/"
}