@article{ref1,
title="Vocal Alarm Systems for High-Rise Buildings - Case-Study",
journal="Mass emergencies",
year="1977",
author="Keating, James P. and Loftus, Elizabeth F.",
volume="2",
number="1",
pages="25-34",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0304-4114",
doi="",
url="http://dx.doi.org/"
}