@article{ref1,
title="Foot protection and safety shoes",
journal="Journal of the American Podiatry Association",
year="1980",
author="Jackson, J. S. and Hill, B. C. and Crawford, J. A.",
volume="70",
number="8",
pages="416-420",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-0538",
doi="10.7547/87507315-70-8-416",
url="http://dx.doi.org/10.7547/87507315-70-8-416"
}