@article{ref1,
title="Are visual evoked potentials to motion-reversal produced by direction-sensitive brain mechanisms?",
journal="Vision research",
year="1974",
author="Clarke, P. G.",
volume="14",
number="11",
pages="1281-1284",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0042-6989",
doi="",
url="http://dx.doi.org/"
}