@article{ref1,
title="Aggression, crying and physical contact in one-year-old to three-year-old children",
journal="Aggressive behavior",
year="1979",
author="Blurtonjones, N and Ferreira, MCR and Brown, Mark F. and Macdonald, L.",
volume="5",
number="2",
pages="121-133",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0096-140X",
doi="",
url="http://dx.doi.org/"
}