@article{ref1,
title="Effects of frustration, attack, and prior training in aggressiveness upon aggressive behavior",
journal="Journal of personality and social psychology",
year="1968",
author="Geen, R. G.",
volume="9",
number="4",
pages="316-321",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0022-3514",
doi="",
url="http://dx.doi.org/"
}