@article{ref1,
title="Tracking a variable rate of movement",
journal="Journal of experimental psychology",
year="1967",
author="Poulton, E. C.",
volume="73",
number="1",
pages="135-144",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1015",
doi="",
url="http://dx.doi.org/"
}