@article{ref1,
title="Aggression and violence in children",
journal="Current problems in pediatrics",
year="1974",
author="Bolman, William M.",
volume="4",
number="9",
pages="1-32",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0045-9380",
doi="",
url="http://dx.doi.org/"
}