@article{ref1,
title="Night vision in traffic--an attempt to compare subjective experience and objective judgment (mesoptometry)",
journal="Nordisk Medicin",
year="1971",
author="Rendahl, I.",
volume="86",
number="41",
pages="1193-1194",
abstract="<p>[Abstract unavailable]</p><p>Language: sv</p>",
language="sv",
issn="0029-1420",
doi="",
url="http://dx.doi.org/"
}