@article{ref1,
title="Tasks and methods of the district hygiene inspection in the performance of legally promoted noise protection",
journal="Zeitschrift fur Arztliche Fortbildung (Jena)",
year="1977",
author="Schulze, B. and Ullmann, R.",
volume="71",
number="11",
pages="534-536",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-2178",
doi="",
url="http://dx.doi.org/"
}