@article{ref1,
title="Severe eye injuries caused by blows from the beaks of different bird species",
journal="Klinische Monatsblätter für Augenheilkunde (1963)",
year="1964",
author="Paul, W.",
volume="144",
number="",
pages="723-728",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0023-2165",
doi="",
url="http://dx.doi.org/"
}