@article{ref1,
title="Safe Conversions of Unwarranted Multi-Way Stop Signs",
journal="Journal of transportation engineering",
year="1985",
author="Chadda, HS and Mulinazzi, TE",
volume="111",
number="5",
pages="531-538",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0733-947X",
doi="",
url="http://dx.doi.org/"
}