@article{ref1,
title="Measurement of flame-extinguishing concentrations",
journal="Fire technology",
year="1977",
author="Hirst, R. and Booth, K.",
volume="13",
number="4",
pages="296-315",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0015-2684",
doi="10.1007/BF02319727",
url="http://dx.doi.org/10.1007/BF02319727"
}