@article{ref1,
title="Railroad traffic cop: the dispatcher is the boss man of the railroad",
journal="Trains (Milwaukee, Wis. : 1954)",
year="1948",
author="Josserand, Peter",
volume="",
number="",
pages="-",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0041-0934",
doi="",
url="http://dx.doi.org/"
}