@article{ref1,
title="Accident statistics of falling accidents in nationally owned construction",
journal="Zeitschrift fur die Gesamte Hygiene und Ihre Grenzgebiete",
year="1984",
author="Wolf, M. and Apfeld, W. and Panzke, K. J. and Schenk, G.",
volume="30",
number="11",
pages="641-643",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p>",
language="de",
issn="0049-8610",
doi="",
url="http://dx.doi.org/"
}