@article{ref1,
title="Proper use and improper images: the double-edged sword of the extra seat for farm machinery",
journal="Journal of agricultural safety and health",
year="2001",
author="Lehtola, Carol J.",
volume="7",
number="1",
pages="3-5",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1074-7583",
doi="",
url="http://dx.doi.org/"
}