@article{ref1,
title="Flight safety and unexplained aircraft accidents in the French Air Force",
journal="Médecine Aéronautique et Spatiale",
year="1957",
author="Bergeret, P. and Marchesseau, R.",
volume="12",
number="2",
pages="109-123",
abstract="<p>[Abstract unavailable]</p> <p>Language: fr</p>",
language="fr",
issn="0294-0817",
doi="",
url="http://dx.doi.org/"
}