@inbook{Ngo_2011,
title={Enhancing the Usability of the Commercial Mobile Alert System},
ISBN={9783642248641},
ISSN={1861-2288},
url={http://dx.doi.org/10.1007/978-3-642-24864-1_10},
DOI={10.1007/978-3-642-24864-1_10},
booktitle={Critical Infrastructure Protection V},
publisher={Springer Berlin Heidelberg},
author={Ngo,
Paul and Wijesekera,
Duminda},
year={2011},
pages={137–149} }