@article{ref1,
title="Physiological approach to evaluation of physical capacity",
journal="Archives of environmental health",
year="1961",
author="Morris, W. H. and Chevalier, R. B.",
volume="2",
number="",
pages="327-334",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0003-9896",
doi="",
url="http://dx.doi.org/"
}