@article{ref1,
title="Mechanical vibrations in agricultural vehicles, especially in tractors",
journal="Hefte zur Unfallheilkunde",
year="1966",
author="Wendeborn, J. O.",
volume="87",
number="",
pages="220-228",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0085-1469",
doi="",
url="http://dx.doi.org/"
}