@article{ref1,
title="Evaluation of two percent gold visor. SAM-TR-66-71",
journal="USAF School of Aerospace Medicine technical report: SAM-TR",
year="1966",
author="Carpenter, J. A. and Richey, E. O.",
volume="ePub",
number="ePub",
pages="1-4",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="",
doi="",
url="http://dx.doi.org/"
}