@article{ref1,
title="Sociology. controversial study suggests seeing gun violence promotes it",
journal="Science",
year="2005",
author="Holden, C.",
volume="308",
number="5726",
pages="1239-1240",
abstract="Abstract unavailable.",
language="",
issn="0036-8075",
doi="10.1126/science.308.5726.1239a",
url="http://dx.doi.org/10.1126/science.308.5726.1239a"
}