@article{ref1,
title="Natural Disasters and Civil-Disturbances - Similarities and Differences",
journal="Mass emergencies",
year="1976",
author="Warheit, G. J.",
volume="1",
number="2",
pages="131-137",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0304-4114",
doi="",
url="http://dx.doi.org/"
}