@article{ref1,
title="Equations for depth of penetration of projectiles",
journal="Journal of the Royal Army Medical Corps",
year="2014",
author="Hutchinson, Timothy Paul",
volume="160",
number="3",
pages="261-261",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0035-8665",
doi="10.1136/jramc-2014-000314",
url="http://dx.doi.org/10.1136/jramc-2014-000314"
}