@article{ref1,
title="The saftey evaluation of pet products",
journal="Veterinary record",
year="1969",
author="Stevenson, D. E.",
volume="84",
number="7",
pages="168-170",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0042-4900",
doi="",
url="http://dx.doi.org/"
}