@article{ref1,
title="The beginning and end of negative morality: an evolutionary perspective",
journal="Philosophical forum, The",
year="2008",
author="Blachowicz, James",
volume="39",
number="1",
pages="21-51",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0031-806X",
doi="10.1111/j.1467-9191.2007.00280.x",
url="http://dx.doi.org/10.1111/j.1467-9191.2007.00280.x"
}