@article{ref1,
title="The physiology of highspeed flight. I",
journal="British journal of clinical practice",
year="1959",
author="Guignard, J. C.",
volume="13",
number="1",
pages="23-30",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-0947",
doi="",
url="http://dx.doi.org/"
}