@article{ref1,
title="Effects of hypoxia on shivering in man",
journal="Aerospace medicine",
year="1961",
author="Bullard, R. W.",
volume="32",
number="",
pages="1143-1147",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}