@article{ref1,
title="Murder followed by suicide in those who murder police officers",
journal="Psychological reports",
year="1987",
author="Lester, David",
volume="60",
number="3 ",
pages="1130-1130",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-2941",
doi="",
url="http://dx.doi.org/"
}