@article{ref1,
title="Du-Ponts Accident Frequency Rate Has Been Reduced to 1/25Th of Its Accident Rate 25 Years Ago",
journal="Industrial and engineering chemistry",
year="1950",
author="Croswell, VR",
volume="42",
number="11",
pages="A119-A120",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0019-7866",
doi="",
url="http://dx.doi.org/"
}