@article{ref1,
title="Incest and natural selection",
journal="American psychologist, The",
year="1968",
author="Lockard, R. B.",
volume="23",
number="6",
pages="454-454",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-066X",
doi="",
url="http://dx.doi.org/"
}