@article{ref1,
title="Innovative Traffic Control Devices: Request for Experimentation",
journal="ITE journal",
year="2002",
author="Esse, Carol Tan and Broyhill, T and Ward, L.",
volume="72",
number="1",
pages="28-31",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0162-8178",
doi="",
url="http://dx.doi.org/"
}