@article{ref1,
title="The Mathematical Analysis of Traffic Congestion",
journal="Bulletin of the International Statistical Institute",
year="1963",
author="Hammersley, JM",
volume="39",
number="4",
pages="89-108",
abstract="[Abstract unavailable]  <p>Language: en<a href=&quot;index.php?fuseaction=journalarticles.editarticle&amp;journalArticleId=81743&quot;></a></p>",
language="en",
issn="0074-8609",
doi="",
url="http://dx.doi.org/"
}