@article{ref1,
title="Polymethylmethacrylate reinforcement: effect on fatigue failure",
journal="Military medicine",
year="1982",
author="Skirvin, D. R. and Vermilyea, S. G. and Brady, R. E.",
volume="147",
number="12",
pages="1037-1040",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-4075",
doi="",
url="http://dx.doi.org/"
}