@article{ref1,
title="Considerations on the aggravation of fatigue factors in French commercial air crews flying jet aircraft",
journal="Rivista di medicina aeronautica e spaziale",
year="1961",
author="Juin, G.",
volume="24",
number="",
pages="29-43",
abstract="<p>[Abstract unavailable]</p><p>Language: fr</p>",
language="fr",
issn="0035-631X",
doi="",
url="http://dx.doi.org/"
}