@article{ref1,
title="Deaths by violence, 1837-1937",
journal="Journal of the Royal Statistical Society",
year="1941",
author="Greenwood, M. and Martin, W. J. and Russell, W. T.",
volume="104",
number="2",
pages="146-171",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0952-8385",
doi="10.2307/2980033",
url="http://dx.doi.org/10.2307/2980033"
}