@article{ref1,
title="Associations between Secondary School Pupils' Definitions of Bullying, Attitudes towards Bullying, and Tendencies to Engage in Bullying: Age and sex differences",
journal="Educational studies (Dorchester-on-Thames)",
year="2002",
author="Boulton, Michael J. and Trueman, Mark and Flemington, Ian",
volume="28",
number="4",
pages="353-370",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0305-5698",
doi="10.1080/0305569022000042390",
url="http://dx.doi.org/10.1080/0305569022000042390"
}