@article{ref1,
title="Changes in Sandstones of Historical Monuments Exposed to Fire or High Temperature",
journal="Fire technology",
year="2002",
author="Hajpal, M",
volume="38",
number="4",
pages="373-382",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0015-2684",
doi="10.1023/A:1020174500861",
url="http://dx.doi.org/10.1023/A:1020174500861"
}