@article{ref1,
title="Employer attitudes towards peak hour avoidance",
journal="European journal of transport and infrastructure research",
year="2012",
author="Noordegraaf, Vonk and Noordegraaf, D.M. V. and Annema, J. A.",
volume="12",
number="4",
pages="337-390",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1567-7133",
doi="",
url="http://dx.doi.org/"
}