@article{ref1,
title="Driving at requested speed: comparison of projected and virtual image displays",
journal="Human factors",
year="1968",
author="Fox, B. H. and Kobayashi, M. and Barrett, G. V.",
volume="10",
number="3",
pages="259-262",
abstract="Abstract unavailable.",
language="",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}