@article{ref1,
title="Effects of gun control on homicide in Canada",
journal="Psychological reports",
year="1994",
author="Leenaars, A. A. and Lester, David",
volume="75",
number="1",
pages="81-82",
abstract="Abstract unavailable.",
language="",
issn="0033-2941",
doi="",
url="http://dx.doi.org/"
}