@article{ref1,
title="Practical studies on the behavior of persons with disturbed color perception in street traffic",
journal="Bericht uber die Zusammenkunft - Deutsche Ophthalmologische Gesellschaft",
year="1965",
author="Spiecker, H. D.",
volume="66",
number="",
pages="186-190",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p>",
language="de",
issn="0070-427X",
doi="",
url="http://dx.doi.org/"
}