@article{ref1,
title="Death Penalty and Homicide",
journal="American journal of sociology",
year="1910",
author="Macdonald, A.",
volume="16",
number="1",
pages="88-116",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0002-9602",
doi="10.1086/211871",
url="http://dx.doi.org/10.1086/211871"
}