@article{ref1,
title="Effects of the behavior and the perceived arousal of a model on instrumental aggression",
journal="Journal of personality and social psychology",
year="1972",
author="Powers, P. C. and Geen, R. G.",
volume="23",
number="2",
pages="175-183",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0022-3514",
doi="",
url="http://dx.doi.org/"
}