@article{ref1,
title="The dependence of visual acuity of the partially color blind on the color of the light. A simple method for the determination of disorders of color vision",
journal="Albrecht von Graefes Archiv für klinische und experimentelle Ophthalmologie",
year="1967",
author="Gramberg-Danielsen, B.",
volume="173",
number="3",
pages="256-260",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p>",
language="de",
issn="0065-6100",
doi="",
url="http://dx.doi.org/"
}