@article{ref1,
title="Perceived movement in depth as a function of luminance and velocity",
journal="Human factors",
year="1961",
author="Baker, C. A. and Steedman, W. C.",
volume="3",
number="3",
pages="166-173",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}