@article{ref1,
title="Human performance at elevated environmental temperatures",
journal="Aerospace medicine",
year="1973",
author="Grether, W. F.",
volume="44",
number="7",
pages="747-755",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}