@article{ref1,
title="Mechanical studies of helmets in head injuries",
journal="No To Shinkei",
year="1963",
author="Kobayashi, S.",
volume="15",
number="",
pages="63-75",
abstract="<p>[Abstract unavailable]</p><p>Language: ja</p>",
language="ja",
issn="0006-8969",
doi="",
url="http://dx.doi.org/"
}