@article{ref1,
title="Hazard Warning Research",
journal="Mass emergencies",
year="1977",
author="No Author(s) Listed, ",
volume="2",
number="4",
pages="278-278",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0304-4114",
doi="",
url="http://dx.doi.org/"
}