@article{ref1,
title="Long-term effectiveness of radar speed feedback signs for speed management",
journal="ITE journal",
year="2020",
author="Jue, Matthew J. and Jarzab, James T.",
volume="90",
number="5",
pages="40-44",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0162-8178",
doi="",
url="http://dx.doi.org/"
}