@article{ref1,
title="The significence of psychological tests when assessing the aptitude of bus and tram drivers",
journal="Zentralblatt für Verkehrs-Medizin, Verkehrs-Psychologie und angrenzende ­Gebiete",
year="1956",
author="Heegner, F.",
volume="1",
number="3",
pages="323-327",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p> <p>Title translated by <a href=&quot;http://www.LanguageTranslation.com/&quot; target=&quot;blank&quot;>Language Translation, Inc.</a></p><p /> <p>Language: de</p>",
language="de",
issn="",
doi="",
url="http://dx.doi.org/"
}