@article{ref1,
title="Human engineering study of information processing applicable to helmet-mounted displays",
journal="Human factors",
year="1978",
author="Schroeder, T.",
volume="20",
number="5",
pages="513-519",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}