@article{ref1,
title="The technical prevention of accidents",
journal="Praxis (Hallwag)",
year="1960",
author="Chavanel, A.",
volume="49",
number="",
pages="102-103",
abstract="<p>[Abstract unavailable]</p><p>Language: fr</p>",
language="fr",
issn="0369-8394",
doi="",
url="http://dx.doi.org/"
}