@article{ref1,
title="Current status of the problem of permissible or tolerable limits for potentially toxic chemical agents in occupational environments",
journal="Archives des Maladies Professionnelles de Medecine du Travail et de Securite Sociale",
year="1971",
author="Truhaut, R.",
volume="32",
number="4",
pages="353-370",
abstract="<p>[Abstract unavailable]</p><p>Language: fr</p>",
language="fr",
issn="0003-9691",
doi="",
url="http://dx.doi.org/"
}