@article{ref1,
title="Sex differences in aggression and its correlates in middleclass adolescents",
journal="Child development",
year="1961",
author="Lansky, L. M. and Crandall, Vern J. and Kagan, J. and Baker, C. T.",
volume="32",
number="",
pages="45-58",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0009-3920",
doi="",
url="http://dx.doi.org/"
}