@article{ref1,
title="The Future of Traffic Flow Theory",
journal="Traffic quarterly",
year="1963",
author="Haight, Frank A.",
volume="17",
number="4",
pages="516-527",
abstract="[Abstract unavailable]  <p>Language: en<a href=&quot;index.php?fuseaction=journalarticles.editarticle&amp;journalArticleId=81743&quot;></a></p>",
language="en",
issn="0041-0713",
doi="",
url="http://dx.doi.org/"
}