@article{ref1,
title="Examination of the Braking Effect of Automobiles",
journal="Deutsche Medizinische Wochenschrift",
year="1934",
author="Langer, Peter",
volume="78",
number="",
pages="1272-1272",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0012-0472",
doi="",
url="http://dx.doi.org/"
}