@article{ref1,
title="Aggression in horses",
journal="Proceedings of the Royal Society of Medicine",
year="1970",
author="Thrower, W. R.",
volume="63",
number="2",
pages="163-167",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0035-9157",
doi="",
url="http://dx.doi.org/"
}