@article{ref1,
title="Design concepts for dome type helmet improvements",
journal="Research report. Naval School of Aviation Medicine (U.S.)",
year="1962",
author="Bartlett, R. G.",
volume="4",
number="",
pages="11-11",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0099-9237",
doi="",
url="http://dx.doi.org/"
}