@article{ref1,
title="Perceptual responses and cortical potentials evoked in man by pulse trains of varied numbers and frequencies of presentation",
journal="Vision research",
year="1967",
author="Fleming, D. E. and Canter, M. B.",
volume="7",
number="7",
pages="611-617",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0042-6989",
doi="",
url="http://dx.doi.org/"
}