@article{ref1,
title="Research on aggression and the study of conflicts on macro level",
journal="Aggressive behavior",
year="1983",
author="Wiberg, Hakan",
volume="9",
number="2",
pages="106-106",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}