@article{ref1,
title="Psychoanalysis of an aggressive child",
journal="Psyche (E Klett)",
year="1955",
author="Berna, J.",
volume="9",
number="3",
pages="172-189",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0033-2623",
doi="",
url="http://dx.doi.org/"
}