@article{ref1,
title="Acceptable Walking Distances in Central Areas",
journal="Journal of transportation engineering",
year="1985",
author="Seneviratne, PN",
volume="111",
number="4",
pages="365-376",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0733-947X",
doi="",
url="http://dx.doi.org/"
}