@article{ref1,
title="Why do dogs bite?",
journal="Modern veterinary practice",
year="1974",
author="Campbell, W. E.",
volume="55",
number="2",
pages="97-103",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0362-8140",
doi="",
url="http://dx.doi.org/"
}