@article{ref1,
title="Differential color brightness as a body orientation cue",
journal="Human factors",
year="1988",
author="Barbour, C. G. and Coss, R. G.",
volume="30",
number="6",
pages="713-717",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}