@article{ref1,
title="Aggressive fighting in British middle school children",
journal="Educational studies (Dorchester-on-Thames)",
year="1993",
author="Boulton, Michael J.",
volume="19",
number="1",
pages="19-39",
abstract="Reports on three studies of playground fighting among elementary and middle school age students in Great Britain. Finds that the most common cause of fights were disputes over some aspect of a rule-governed game; teasing; retaliation to an accidental injury; and, to a lesser extent, disputes over space.<p /><p>Language: en</p>",
language="en",
issn="0305-5698",
doi="",
url="http://dx.doi.org/"
}