@article{ref1,
title="Human violence versus animal aggression",
journal="Psychoanalytic review",
year="1968",
author="Meerloo, J. A.",
volume="55",
number="1",
pages="37-56",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-2836",
doi="",
url="http://dx.doi.org/"
}