@article{ref1,
title="It is time to recognize communications as a mode of transportation",
journal="Journal of transportation engineering, Part A: Systems",
year="2021",
author="Caldwell, Stan and Hendrickson, Chris and Rilett, Laurence R.",
volume="147",
number="7",
pages="e01821002-e01821002",
abstract="Sponsored by the Transportation and Development Institute<p /> <p>Language: en</p>",
language="en",
issn="2473-2907",
doi="10.1061/JTEPBS.0000540",
url="http://dx.doi.org/10.1061/JTEPBS.0000540"
}