@article{ref1,
title="Relation of brightness to duration and luminance under light- and dark-adaptation",
journal="Vision research",
year="1964",
author="Aiba, T. S. and Stevens, S. S.",
volume="4",
number="7",
pages="391-401",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0042-6989",
doi="",
url="http://dx.doi.org/"
}