@article{ref1,
title="Effective Width of Pedestrian Corridors",
journal="Journal of transportation engineering",
year="1984",
author="Habicht, AT and Braaksma, John P.",
volume="110",
number="1",
pages="80-93",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0733-947X",
doi="",
url="http://dx.doi.org/"
}