@article{ref1,
title="Performance of Zinc Oxide Single-Crystal Semiconductor Gas Sensors in an Experimental Mine Roadway",
journal="Fire and materials",
year="1985",
author="Hurst, NW and Jones, T. A. and Mann, B.",
volume="9",
number="1",
pages="23-29",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0308-0501",
doi="",
url="http://dx.doi.org/"
}