@article{ref1,
title="Driver Judgment and Error During the Amber Period at Traffic Lights",
journal="Ergonomics",
year="1962",
author="Crawford, Allison",
volume="5",
number="1-4",
pages="513-532",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0014-0139",
doi="",
url="http://dx.doi.org/"
}