@article{ref1,
title="Preventing school violence: no easy answers",
journal="JAMA journal of the American Medical Association",
year="1998",
author="Lamberg, L.",
volume="280",
number="5",
pages="404-407",
abstract="Abstract unavailable.",
language="",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}