@article{ref1,
title="Some effects of observing violence upon the behavior of the observer",
journal="Progress in experimental personality research",
year="1978",
author="Geen, R. G.",
volume="8",
number="",
pages="49-92",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0079-6255",
doi="",
url="http://dx.doi.org/"
}