@article{ref1,
title="Why Gender Is Different: An Intergroup Relationship Shaped by Power and Attraction",
journal="Psychology of women quarterly",
year="2009",
author="Lips, Hilary M.",
volume="33",
number="4",
pages="493-494",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0361-6843",
doi="10.1111/j.1471-6402.2009.01528.x",
url="http://dx.doi.org/10.1111/j.1471-6402.2009.01528.x"
}