@article{ref1,
title="Using Computer-Graphics to Reveal Temporal Changes in Urban-Population Density Patterns",
journal="Disasters",
year="1984",
author="Schneider, JB and Yeh, CI and Janarthanan, N",
volume="8",
number="3",
pages="229-233",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0361-3666",
doi="",
url="http://dx.doi.org/"
}