@article{ref1,
title="Maxillofacial injuries: their nature and mechanisms of production",
journal="Journal of oral surgery",
year="1969",
author="Huelke, Donald F. and Harger, J. H.",
volume="27",
number="7",
pages="451-460",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-3255",
doi="",
url="http://dx.doi.org/"
}