@article{ref1,
title="Fire endurance of soldered copper sprinkler systems:  Part I",
journal="Fire technology",
year="1977",
author="Alvares, Norman J.",
volume="13",
number="3",
pages="231-237",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0015-2684",
doi="10.1007/BF02303418",
url="http://dx.doi.org/10.1007/BF02303418"
}