@article{ref1,
title="Book Review: Mass notification and crisis communications -planning, preparedness, and systems; D. C. Walker, CRC Press, 2012 528p",
journal="Ergonomics",
year="2016",
author="Cahill, Laura",
volume="60",
number="3",
pages="446-447",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0014-0139",
doi="10.1080/00140139.2016.1246874",
url="http://dx.doi.org/10.1080/00140139.2016.1246874"
}