@article{ref1,
title="Hard hat: a sensible new look in veterinary haberdashery",
journal="Veterinary medicine, small animal clinician",
year="1978",
author="Miller, Robert M.",
volume="73",
number="5",
pages="633-636",
abstract="Abstract unavailable.",
language="",
issn="0042-4889",
doi="",
url="http://dx.doi.org/"
}