@article{ref1,
title="Reducing Delay to Left-Turning and Through Vehicles: A Study of 3 Signal Conditions",
journal="Transportation quarterly",
year="1992",
author="Warne, TR and Upchurch, Jonathan E.",
volume="46",
number="1",
pages="81-98",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0278-9434",
doi="",
url="http://dx.doi.org/"
}