@article{ref1,
title="An Analysis of the Risks of Accidents of Different Means of Transportation",
journal="Bulletin of the International Statistical Institute",
year="1958",
author="Roy, R.",
volume="36",
number="4",
pages="332-346",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0074-8609",
doi="",
url="http://dx.doi.org/"
}