@article{ref1,
title="Contributions of the Visual Sciences to National Defense: I. A Survey of Problems Related to Military Operations",
journal="Journal of psychology, The",
year="1942",
author="Knox, George W. and Kisker, George W.",
volume="13",
number="2",
pages="381-388",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0022-3980",
doi="10.1080/00223980.1942.9917106",
url="http://dx.doi.org/10.1080/00223980.1942.9917106"
}