@article{ref1,
title="Supervised Interconnection Circuits at Highway-Rail Grade Crossings",
journal="ITE journal",
year="1999",
author="Mansel, DM and Waight, VH and Sharkey, JT",
volume="69",
number="3",
pages="42-47",
abstract="This feature examines the basic interconnection circuit, as defined in the MUTCD, and explores some of its limitations. Possible improvements to the basic interconnection circuit are presented and evaluated.   <p>Language: en</p>",
language="en",
issn="0162-8178",
doi="",
url="http://dx.doi.org/"
}