@article{ref1,
title="Uniformity in traffic markings",
journal="Traffic quarterly",
year="1947",
author="Neal, H.e.",
volume="1",
number="4",
pages="389-399",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0041-0713",
doi="",
url="http://dx.doi.org/"
}