@article{ref1,
title="Carbon monoxide levels in indoor "tractor-pull" events--Manitoba",
journal="Canada diseases weekly report = Rapport hebdomadaire des maladies au Canada",
year="1990",
author="Luckhurst, D. G. and Solkoski, G.",
volume="16",
number="17",
pages="79-81",
abstract="<p>[Abstract unavailable]</p><p>Language: fr</p>",
language="fr",
issn="0382-232X",
doi="",
url="http://dx.doi.org/"
}