@article{ref1,
title="Planning for Emergency Operations",
journal="Mass emergencies",
year="1976",
author="Lang, K. and Lang, G. E.",
volume="1",
number="2",
pages="107-117",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0304-4114",
doi="",
url="http://dx.doi.org/"
}