@article{ref1,
title="Meeting the work zone visibility deadline",
journal="Occupational health and safety",
year="2007",
author="Erickson, Cory",
volume="76",
number="8",
pages="36, 42, 48-36, 42, 48",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0362-4064",
doi="",
url="http://dx.doi.org/"
}