@article{ref1,
title="Psychological problems raised by occupational maladaptation in aeronautics",
journal="L'Hygiene Mentale",
year="1961",
author="Gelly, R. and David, P.",
volume="50",
number="",
pages="97-118",
abstract="<p>[Abstract unavailable]</p> <p>Language: fr</p>",
language="fr",
issn="0073-4241",
doi="",
url="http://dx.doi.org/"
}