@article{ref1,
title="Research in work zone traffic control: status report",
journal="ITE journal",
year="1979",
author="Warren, D. and Robertson, H.",
volume="49",
number="4",
pages="29-34",
abstract="A coordinated and comprehensive research program established by the Federal Highway Administration, aimed at evaluating existing traffic control devices and techniques, and developing new approaches to traffic management in highway work zones, is outlined.<p />",
language="",
issn="0162-8178",
doi="",
url="http://dx.doi.org/"
}